./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1250.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/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_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1250.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/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_09f2f263-4548-4237-afe9-259cae38a442/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 b1947c2cfa9d661d99206b001fd8998d6aae9b547d6aa58efd3f1b0fdfd07645 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:47,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:47,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:14:47,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:14:47,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:14:47,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:47,320 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:47,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:47,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:47,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:47,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:47,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:47,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:14:47,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:14:47,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:14:47,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:47,328 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:47,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:47,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:47,329 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:47,330 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:14:47,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:47,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:47,334 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:47,334 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:47,335 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:47,335 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:47,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:47,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:47,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:47,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:47,336 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:14:47,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:14:47,337 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_09f2f263-4548-4237-afe9-259cae38a442/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1947c2cfa9d661d99206b001fd8998d6aae9b547d6aa58efd3f1b0fdfd07645 [2024-11-08 23:14:47,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:47,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:47,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:47,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:47,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:47,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1250.c Unable to find full path for "g++" [2024-11-08 23:14:49,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:49,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:49,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c [2024-11-08 23:14:49,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/cb76aef82/ac0e55ff367b4ca4bc1af076b76c4c69/FLAG80e499c31 [2024-11-08 23:14:49,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/cb76aef82/ac0e55ff367b4ca4bc1af076b76c4c69 [2024-11-08 23:14:49,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:49,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:49,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:49,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:49,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:49,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:49" (1/1) ... [2024-11-08 23:14:49,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb101d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:49, skipping insertion in model container [2024-11-08 23:14:49,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:49" (1/1) ... [2024-11-08 23:14:49,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:14:50,232 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_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c[1719,1732] [2024-11-08 23:14:50,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:50,249 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:14:50,278 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_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c[1719,1732] [2024-11-08 23:14:50,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:50,301 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:14:50,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50 WrapperNode [2024-11-08 23:14:50,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:50,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:50,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:14:50,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:14:50,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,350 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:14:50,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:50,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:14:50,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:14:50,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:14:50,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:14:50,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:14:50,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:14:50,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:14:50,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:50,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:14:50,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:14:50,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:14:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:14:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:14:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:14:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-08 23:14:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-08 23:14:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 23:14:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:14:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:14:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:14:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:14:50,545 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:14:50,548 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:14:50,750 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:14:50,750 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:50,878 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:50,878 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:14:50,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:50 BoogieIcfgContainer [2024-11-08 23:14:50,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:50,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:50,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:50,895 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:50,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:50" (1/1) ... [2024-11-08 23:14:50,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:50,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 23:14:50,967 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 23:14:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:14:50,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:50,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:51,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:51,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-08 23:14:51,181 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-08 23:14:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:14:51,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:51,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:51,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:51,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:51,375 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:14:51,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:14:51 ImpRootNode [2024-11-08 23:14:51,405 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:14:51,405 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:14:51,405 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:14:51,406 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:14:51,406 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:50" (3/4) ... [2024-11-08 23:14:51,409 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:14:51,410 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:14:51,411 INFO L158 Benchmark]: Toolchain (without parser) took 1477.77ms. Allocated memory is still 144.7MB. Free memory was 106.8MB in the beginning and 104.8MB in the end (delta: 2.0MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-08 23:14:51,413 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:51,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.31ms. Allocated memory is still 144.7MB. Free memory was 106.8MB in the beginning and 94.0MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:14:51,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.09ms. Allocated memory is still 144.7MB. Free memory was 94.0MB in the beginning and 92.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:51,416 INFO L158 Benchmark]: Boogie Preprocessor took 39.39ms. Allocated memory is still 144.7MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:51,417 INFO L158 Benchmark]: RCFGBuilder took 487.27ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 72.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:14:51,417 INFO L158 Benchmark]: CodeCheck took 524.87ms. Allocated memory is still 144.7MB. Free memory was 72.1MB in the beginning and 104.8MB in the end (delta: -32.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:51,418 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 144.7MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:51,424 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 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 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, 13 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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: 67]: 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 56, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L62] float x = 0.0f / 0.0f; [L63] float y = 0.0f / 0.0f; [L64] CALL, EXPR fmax_float(x, y) [L45] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=2] [L22] __uint32_t w; VAL [\old(x)=2, x=2] [L25] ieee_float_shape_type gf_u; [L26] gf_u.value = (x) [L27] EXPR gf_u.word [L27] (w) = gf_u.word [L30] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L32-L33] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L35-L36] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L38] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L41] return 0; [L45] RET, EXPR __fpclassify_float(x) VAL [x=2] [L45] COND TRUE __fpclassify_float(x) == 0 [L46] return y; VAL [\result=5, x=2] [L64] RET, EXPR fmax_float(x, y) [L64] float res = fmax_float(x, y); [L66] CALL, EXPR isnan_float(res) [L56] return x != x; [L66] RET, EXPR isnan_float(res) [L66] COND TRUE !isnan_float(res) [L67] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.31ms. Allocated memory is still 144.7MB. Free memory was 106.8MB in the beginning and 94.0MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.09ms. Allocated memory is still 144.7MB. Free memory was 94.0MB in the beginning and 92.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.39ms. Allocated memory is still 144.7MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.27ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 72.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 524.87ms. Allocated memory is still 144.7MB. Free memory was 72.1MB in the beginning and 104.8MB in the end (delta: -32.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 144.7MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:14:51,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/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_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1250.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/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_09f2f263-4548-4237-afe9-259cae38a442/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 b1947c2cfa9d661d99206b001fd8998d6aae9b547d6aa58efd3f1b0fdfd07645 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:14:53,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:14:53,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:14:53,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:14:53,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:14:53,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:14:53,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:14:53,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:14:53,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:14:53,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:14:53,994 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:14:53,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:14:53,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:14:53,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:14:53,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:14:53,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:14:53,998 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:14:53,999 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:14:53,999 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:14:53,999 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:14:54,003 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:14:54,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:14:54,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:14:54,004 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:14:54,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:14:54,005 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:14:54,005 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:54,005 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:14:54,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:14:54,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:54,006 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:14:54,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:14:54,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:14:54,007 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:14:54,007 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:54,009 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:14:54,009 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_09f2f263-4548-4237-afe9-259cae38a442/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1947c2cfa9d661d99206b001fd8998d6aae9b547d6aa58efd3f1b0fdfd07645 [2024-11-08 23:14:54,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:14:54,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:14:54,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:14:54,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:14:54,433 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:14:54,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1250.c Unable to find full path for "g++" [2024-11-08 23:14:56,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:14:56,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:14:56,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c [2024-11-08 23:14:56,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/790b40d25/631c5f3c849d4fa59514892bc529af22/FLAG94de891e8 [2024-11-08 23:14:56,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/data/790b40d25/631c5f3c849d4fa59514892bc529af22 [2024-11-08 23:14:56,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:14:56,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:14:56,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:56,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:14:56,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:14:56,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:56" (1/1) ... [2024-11-08 23:14:56,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd9f149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:56, skipping insertion in model container [2024-11-08 23:14:56,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:14:56" (1/1) ... [2024-11-08 23:14:56,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:14:57,212 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_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c[1719,1732] [2024-11-08 23:14:57,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:57,233 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:14:57,281 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_09f2f263-4548-4237-afe9-259cae38a442/sv-benchmarks/c/float-newlib/float_req_bl_1250.c[1719,1732] [2024-11-08 23:14:57,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:14:57,309 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:14:57,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57 WrapperNode [2024-11-08 23:14:57,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:14:57,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:57,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:14:57,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:14:57,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,365 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 23:14:57,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:14:57,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:14:57,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:14:57,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:14:57,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:14:57,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:14:57,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:14:57,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:14:57,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:14:57,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:14:57,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:14:57,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:14:57,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:14:57,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:14:57,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:14:57,500 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-08 23:14:57,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-08 23:14:57,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:14:57,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:14:57,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:14:57,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:14:57,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:14:57,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:14:57,621 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:14:57,835 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:14:57,835 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:14:57,956 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:14:57,956 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:14:57,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:57 BoogieIcfgContainer [2024-11-08 23:14:57,957 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:14:57,958 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:14:57,958 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:14:57,972 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:14:57,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:57" (1/1) ... [2024-11-08 23:14:57,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:14:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 23:14:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 23:14:58,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:14:58,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:58,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:58,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:58,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:58,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:14:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:58,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:58,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:14:58,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:58,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:58,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:14:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-08 23:14:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-08 23:14:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:14:58,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:58,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:58,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:58,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:58,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:14:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:58,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:58,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:14:58,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:58,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:14:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 20 transitions. [2024-11-08 23:14:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-08 23:14:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:14:58,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:58,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:14:58,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:14:58,914 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:14:58,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:14:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:59,109 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:14:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:59,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:14:59,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:14:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:14:59,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:15:00,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:15:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 14 states and 15 transitions. [2024-11-08 23:15:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:15:00,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:15:00,594 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 23:15:00,604 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:15:00,653 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:15:00,653 INFO L77 FloydHoareUtils]: At program point fmax_float_returnLabel#1(lines 44 53) the Hoare annotation is: true [2024-11-08 23:15:00,654 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:15:00,654 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 58 72) the Hoare annotation is: true [2024-11-08 23:15:00,654 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-08 23:15:00,654 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 67) the Hoare annotation is: true [2024-11-08 23:15:00,655 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-11-08 23:15:00,655 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 51) the Hoare annotation is: true [2024-11-08 23:15:00,655 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (and (= |ULTIMATE.start_fmax_float_~y#1| .cse0) (= |ULTIMATE.start_fmax_float_~x#1| .cse0)))) [2024-11-08 23:15:00,655 INFO L77 FloydHoareUtils]: At program point L45-1(lines 45 47) the Hoare annotation is: true [2024-11-08 23:15:00,656 INFO L77 FloydHoareUtils]: At program point L66(lines 66 69) the Hoare annotation is: true [2024-11-08 23:15:00,656 INFO L77 FloydHoareUtils]: At program point L24-1(lines 24 28) the Hoare annotation is: true [2024-11-08 23:15:00,656 INFO L77 FloydHoareUtils]: At program point L24-2(lines 24 28) the Hoare annotation is: true [2024-11-08 23:15:00,656 INFO L77 FloydHoareUtils]: At program point L24-3(lines 21 42) the Hoare annotation is: true [2024-11-08 23:15:00,656 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 21 42) the Hoare annotation is: true [2024-11-08 23:15:00,657 INFO L77 FloydHoareUtils]: At program point __fpclassify_floatEXIT(lines 21 42) the Hoare annotation is: true [2024-11-08 23:15:00,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:15:00 ImpRootNode [2024-11-08 23:15:00,674 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:15:00,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:15:00,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:15:00,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:15:00,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:14:57" (3/4) ... [2024-11-08 23:15:00,679 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:15:00,683 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_float [2024-11-08 23:15:00,687 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-08 23:15:00,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 23:15:00,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:15:00,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:15:00,799 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:15:00,799 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:15:00,799 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:15:00,800 INFO L158 Benchmark]: Toolchain (without parser) took 3875.36ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 50.1MB in the beginning and 54.3MB in the end (delta: -4.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-11-08 23:15:00,801 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:00,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.58ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.9MB in the beginning and 77.3MB in the end (delta: -27.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-08 23:15:00,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.74ms. Allocated memory is still 98.6MB. Free memory was 76.9MB in the beginning and 75.6MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:15:00,802 INFO L158 Benchmark]: Boogie Preprocessor took 52.05ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 73.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:00,802 INFO L158 Benchmark]: RCFGBuilder took 536.02ms. Allocated memory is still 98.6MB. Free memory was 73.9MB in the beginning and 55.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:15:00,803 INFO L158 Benchmark]: CodeCheck took 2715.92ms. Allocated memory is still 98.6MB. Free memory was 55.0MB in the beginning and 59.0MB in the end (delta: -4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:15:00,803 INFO L158 Benchmark]: Witness Printer took 124.73ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 54.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:15:00,809 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 2 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 56 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 272 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 8 QuantifiedInterpolants, 116 SizeOfPredicates, 3 NumberOfNonLiveVariables, 140 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 67]: 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 0.61ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.58ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 49.9MB in the beginning and 77.3MB in the end (delta: -27.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.74ms. Allocated memory is still 98.6MB. Free memory was 76.9MB in the beginning and 75.6MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.05ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 73.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.02ms. Allocated memory is still 98.6MB. Free memory was 73.9MB in the beginning and 55.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2715.92ms. Allocated memory is still 98.6MB. Free memory was 55.0MB in the beginning and 59.0MB in the end (delta: -4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 124.73ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 54.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:15:00,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09f2f263-4548-4237-afe9-259cae38a442/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