./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1051.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1051.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm --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 d76ec759ff5c4ba8ac5ab3cd461da9e97af9099f3ad7ef7f0d1dfc5d0eb9df52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:10:32,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:10:32,270 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:10:32,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:10:32,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:10:32,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:10:32,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:10:32,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:10:32,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:10:32,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:10:32,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:10:32,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:10:32,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:10:32,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:10:32,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:10:32,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:10:32,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:32,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:10:32,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:10:32,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:10:32,302 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:10:32,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:10:32,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm 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 -> d76ec759ff5c4ba8ac5ab3cd461da9e97af9099f3ad7ef7f0d1dfc5d0eb9df52 [2024-11-13 23:10:32,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:10:32,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:10:32,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:10:32,604 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:10:32,604 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:10:32,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1051.c Unable to find full path for "g++" [2024-11-13 23:10:34,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:10:34,927 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:10:34,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2024-11-13 23:10:34,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/faa10bb10/ce52bc04012e4d9b82a755de64b66310/FLAG70f8f4d67 [2024-11-13 23:10:35,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/faa10bb10/ce52bc04012e4d9b82a755de64b66310 [2024-11-13 23:10:35,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:10:35,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:10:35,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:35,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:10:35,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:10:35,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502c4d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35, skipping insertion in model container [2024-11-13 23:10:35,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,226 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:10:35,439 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c[1637,1650] [2024-11-13 23:10:35,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:35,455 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:10:35,487 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c[1637,1650] [2024-11-13 23:10:35,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:35,504 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:10:35,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35 WrapperNode [2024-11-13 23:10:35,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:35,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:35,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:10:35,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:10:35,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,550 INFO L138 Inliner]: procedures = 17, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2024-11-13 23:10:35,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:35,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:10:35,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:10:35,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:10:35,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,592 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:10:35,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:10:35,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:10:35,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:10:35,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:35" (1/1) ... [2024-11-13 23:10:35,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:35,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:10:35,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:10:35,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:10:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:10:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:10:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:10:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:10:35,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:10:35,760 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:10:36,001 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 23:10:36,001 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:10:36,157 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:10:36,157 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 23:10:36,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:36 BoogieIcfgContainer [2024-11-13 23:10:36,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:10:36,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:10:36,158 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:10:36,170 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:10:36,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:36" (1/1) ... [2024-11-13 23:10:36,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:10:36,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 23:10:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 23:10:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:10:36,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:36,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:36,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 23:10:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 23:10:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:10:36,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:36,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:10:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:10:36,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:10:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:10:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:10:36,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:10:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:10:36,662 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:10:36,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:10:36 ImpRootNode [2024-11-13 23:10:36,688 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:10:36,689 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:10:36,689 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:10:36,689 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:10:36,690 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:36" (3/4) ... [2024-11-13 23:10:36,692 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:10:36,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:10:36,694 INFO L158 Benchmark]: Toolchain (without parser) took 1493.37ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 87.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:36,694 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:36,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.21ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:36,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.52ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:36,695 INFO L158 Benchmark]: Boogie Preprocessor took 40.73ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:36,696 INFO L158 Benchmark]: RCFGBuilder took 564.77ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 54.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:10:36,696 INFO L158 Benchmark]: CodeCheck took 530.30ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 88.3MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:36,697 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 87.7MB in the end (delta: 542.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:36,699 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, 16 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, 20 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, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 73]: 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 60, overapproximation of someBinaryArithmeticFLOAToperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L68] float x = 0.0f / 0.0f; [L69] CALL, EXPR floor_float(x) [L17] __int32_t i0, j0; [L18] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (i0) = gf_u.word [L24] ix = (i0 & 0x7fffffff) [L25] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000, i0=2139095039, ix=2139095039, j0=127, x=2] [L26] COND FALSE !(j0 < 23) [L46] COND FALSE !(!((ix) < 0x7f800000L)) [L49] return x; VAL [\result=2, huge_floor=1000000000000000000000000000000, i0=2139095039] [L69] RET, EXPR floor_float(x) [L69] float res = floor_float(x); [L72] CALL, EXPR isnan_float(res) [L60] return x != x; [L72] RET, EXPR isnan_float(res) [L72] COND TRUE !isnan_float(res) [L73] reach_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.21ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.1MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.52ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.73ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 564.77ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 54.4MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 530.30ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 88.3MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 87.7MB in the end (delta: 542.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:10:36,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1051.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm --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 d76ec759ff5c4ba8ac5ab3cd461da9e97af9099f3ad7ef7f0d1dfc5d0eb9df52 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:10:39,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:10:39,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:10:39,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:10:39,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:10:39,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:10:39,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:10:39,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:10:39,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:10:39,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:10:39,691 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:10:39,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:10:39,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:10:39,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:10:39,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:10:39,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:10:39,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:10:39,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:10:39,694 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:39,694 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:10:39,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:10:39,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:39,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:10:39,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:10:39,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:10:39,695 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:10:39,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:39,696 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:10:39,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm 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 -> d76ec759ff5c4ba8ac5ab3cd461da9e97af9099f3ad7ef7f0d1dfc5d0eb9df52 [2024-11-13 23:10:40,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:10:40,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:10:40,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:10:40,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:10:40,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:10:40,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1051.c Unable to find full path for "g++" [2024-11-13 23:10:42,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:10:42,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:10:42,370 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2024-11-13 23:10:42,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/54fa40763/97e1fd11a22540cb97f090ab719c7772/FLAG13039020e [2024-11-13 23:10:42,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/data/54fa40763/97e1fd11a22540cb97f090ab719c7772 [2024-11-13 23:10:42,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:10:42,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:10:42,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:42,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:10:42,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:10:42,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5656b51a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42, skipping insertion in model container [2024-11-13 23:10:42,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,425 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:10:42,629 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c[1637,1650] [2024-11-13 23:10:42,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:42,651 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:10:42,685 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_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/sv-benchmarks/c/float-newlib/float_req_bl_1051.c[1637,1650] [2024-11-13 23:10:42,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:42,713 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:10:42,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42 WrapperNode [2024-11-13 23:10:42,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:42,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:42,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:10:42,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:10:42,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,756 INFO L138 Inliner]: procedures = 20, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2024-11-13 23:10:42,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:42,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:10:42,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:10:42,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:10:42,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:10:42,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:10:42,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:10:42,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:10:42,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:42" (1/1) ... [2024-11-13 23:10:42,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:42,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:10:42,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:10:42,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:10:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:10:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:10:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:10:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:10:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:10:42,963 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:10:42,965 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:10:43,518 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:10:43,519 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:10:43,639 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:10:43,639 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 23:10:43,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:43 BoogieIcfgContainer [2024-11-13 23:10:43,640 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:10:43,641 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:10:43,641 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:10:43,651 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:10:43,651 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:43" (1/1) ... [2024-11-13 23:10:43,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:10:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 23:10:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 23:10:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:10:43,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:43,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:43,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:43,726 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:43,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:10:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:43,878 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:43,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:10:43,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:43,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:43,959 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:10:43,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:10:44,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:44,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 23:10:44,066 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 23:10:44,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:10:44,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:44,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:44,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:44,070 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:44,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:10:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:44,298 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:44,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:10:44,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:44,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:44,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:10:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:45,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 23:10:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 23:10:45,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:10:45,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:45,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:45,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:45,072 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:45,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:10:45,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:45,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:45,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:10:45,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:45,359 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:10:45,360 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-13 23:10:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:45,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:10:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-13 23:10:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-13 23:10:46,728 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:10:46,728 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 23:10:46,741 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:10:46,847 INFO L75 FloydHoareUtils]: For program point L27(lines 27 44) no Hoare annotation was computed. [2024-11-13 23:10:46,848 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 23) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_floor_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-13 23:10:46,848 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 23) the Hoare annotation is: (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-13 23:10:46,848 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 23) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_floor_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-13 23:10:46,848 INFO L75 FloydHoareUtils]: For program point L73(line 73) no Hoare annotation was computed. [2024-11-13 23:10:46,848 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 62 78) the Hoare annotation is: true [2024-11-13 23:10:46,849 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2024-11-13 23:10:46,849 INFO L77 FloydHoareUtils]: At program point floor_float_returnLabel#1(lines 16 57) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_floor_float_#res#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-13 23:10:46,849 INFO L75 FloydHoareUtils]: For program point L37(lines 37 38) no Hoare annotation was computed. [2024-11-13 23:10:46,849 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:10:46,849 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:10:46,849 INFO L77 FloydHoareUtils]: At program point L26(lines 26 50) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (= (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_floor_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-13 23:10:46,849 INFO L75 FloydHoareUtils]: For program point L51(lines 51 55) no Hoare annotation was computed. [2024-11-13 23:10:46,849 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 55) no Hoare annotation was computed. [2024-11-13 23:10:46,849 INFO L75 FloydHoareUtils]: For program point L51-2(lines 51 55) no Hoare annotation was computed. [2024-11-13 23:10:46,850 INFO L77 FloydHoareUtils]: At program point L72(lines 72 75) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret7#1|) [2024-11-13 23:10:46,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:10:46,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:10:46,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:10:46 ImpRootNode [2024-11-13 23:10:46,860 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:10:46,861 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:10:46,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:10:46,861 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:10:46,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:43" (3/4) ... [2024-11-13 23:10:46,864 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:10:46,871 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 23:10:46,871 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 23:10:46,871 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:10:46,872 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:10:46,956 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:10:46,957 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:10:46,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:10:46,958 INFO L158 Benchmark]: Toolchain (without parser) took 4559.73ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.6MB in the end (delta: 12.0MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:46,958 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:46,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.96ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:46,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.87ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:46,961 INFO L158 Benchmark]: Boogie Preprocessor took 53.03ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:46,962 INFO L158 Benchmark]: RCFGBuilder took 827.04ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 28.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:46,963 INFO L158 Benchmark]: CodeCheck took 3219.16ms. Allocated memory is still 83.9MB. Free memory was 28.5MB in the beginning and 53.2MB in the end (delta: -24.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:46,963 INFO L158 Benchmark]: Witness Printer took 96.26ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 48.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:46,965 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 52 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 40 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 4 QuantifiedInterpolants, 101 SizeOfPredicates, 6 NumberOfNonLiveVariables, 96 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 73]: 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.96ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.87ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.03ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 827.04ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 28.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3219.16ms. Allocated memory is still 83.9MB. Free memory was 28.5MB in the beginning and 53.2MB in the end (delta: -24.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 96.26ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 48.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 23:10:46,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8bb2f91-96c4-47a5-ad5b-0bbe6cd510ee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE