./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1250.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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1250.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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 358b07b46b4639b5c555cb2780810d0868bad1e2d0b3519866cd72c195065fc2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:07,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:08,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:15:08,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:15:08,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:15:08,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:08,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:15:08,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:15:08,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:08,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:08,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:08,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:15:08,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:15:08,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:15:08,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:08,069 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:08,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:08,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:08,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:08,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:08,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:08,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:08,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:15:08,075 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:15:08,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:15:08,075 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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 -> 358b07b46b4639b5c555cb2780810d0868bad1e2d0b3519866cd72c195065fc2 [2024-11-13 23:15:08,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:15:08,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:15:08,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:15:08,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:15:08,443 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:15:08,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1250.c Unable to find full path for "g++" [2024-11-13 23:15:10,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:15:10,616 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:15:10,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2024-11-13 23:15:10,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/71597f9a4/32cf413063c94589854be51b064510d8/FLAG58206be0e [2024-11-13 23:15:10,640 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/71597f9a4/32cf413063c94589854be51b064510d8 [2024-11-13 23:15:10,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:15:10,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:15:10,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:10,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:15:10,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:15:10,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce0169b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10, skipping insertion in model container [2024-11-13 23:15:10,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,669 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:15:10,846 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c[1965,1978] [2024-11-13 23:15:10,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:10,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:15:10,876 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c[1965,1978] [2024-11-13 23:15:10,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:10,892 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:15:10,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10 WrapperNode [2024-11-13 23:15:10,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:10,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:10,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:15:10,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:15:10,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,924 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 23:15:10,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:10,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:15:10,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:15:10,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:15:10,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,947 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:15:10,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:15:10,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:15:10,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:15:10,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:10" (1/1) ... [2024-11-13 23:15:10,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:10,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:15:10,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:15:10,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:15:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:15:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:15:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:15:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-13 23:15:11,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-13 23:15:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:15:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:15:11,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:15:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:15:11,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:15:11,123 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:15:11,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:15:11,332 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:15:11,332 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:15:11,433 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:15:11,433 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:15:11,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:11 BoogieIcfgContainer [2024-11-13 23:15:11,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:15:11,435 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:15:11,435 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:15:11,450 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:15:11,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:11" (1/1) ... [2024-11-13 23:15:11,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:15:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 23:15:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 23:15:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:15:11,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:11,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:11,725 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 23:15:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2024-11-13 23:15:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2024-11-13 23:15:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:15:11,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:15:11,872 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:15:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:15:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:15:11,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:15:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:15:12,044 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:15:12,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:15:12 ImpRootNode [2024-11-13 23:15:12,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:15:12,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:15:12,080 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:15:12,080 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:15:12,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:11" (3/4) ... [2024-11-13 23:15:12,085 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:15:12,086 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:15:12,089 INFO L158 Benchmark]: Toolchain (without parser) took 1443.01ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 39.6MB in the end (delta: 54.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 23:15:12,090 INFO L158 Benchmark]: CDTParser took 1.46ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:12,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.01ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:12,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.47ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:12,094 INFO L158 Benchmark]: Boogie Preprocessor took 23.76ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:12,095 INFO L158 Benchmark]: RCFGBuilder took 484.07ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 61.2MB in the end (delta: 18.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:15:12,095 INFO L158 Benchmark]: CodeCheck took 643.96ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 39.6MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:15:12,095 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 117.4MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:12,100 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 0.1s 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: 74]: 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 someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L69] double x = 0.0 / 0.0; [L70] double y = 0.0 / 0.0; [L71] CALL, EXPR fmax_double(x, y) [L57] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=2] [L29] __uint32_t msw, lsw; VAL [\old(x)=2, x=2] [L32] ieee_double_shape_type ew_u; [L33] ew_u.value = (x) [L34] EXPR ew_u.parts.msw [L34] (msw) = ew_u.parts.msw [L35] EXPR ew_u.parts.lsw [L35] (lsw) = ew_u.parts.lsw [L38-L39] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L41-L42] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L44-L45] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L48-L49] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L52] return 0; [L57] RET, EXPR __fpclassify_double(x) VAL [x=2] [L57] COND TRUE __fpclassify_double(x) == 0 [L58] return y; VAL [\result=5, x=2] [L71] RET, EXPR fmax_double(x, y) [L71] double res = fmax_double(x, y); [L73] CALL, EXPR isnan_double(res) [L18] return x != x; [L73] RET, EXPR isnan_double(res) [L73] COND TRUE !isnan_double(res) [L74] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.01ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.0MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.47ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.76ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.07ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 61.2MB in the end (delta: 18.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 643.96ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 39.6MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 117.4MB. Free memory is still 39.6MB. 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 23:15:12,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1250.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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 358b07b46b4639b5c555cb2780810d0868bad1e2d0b3519866cd72c195065fc2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:15:14,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:15:14,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:15:14,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:15:14,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:15:14,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:15:14,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:15:14,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:15:14,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:15:14,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:15:14,907 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:15:14,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:15:14,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:15:14,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:15:14,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:15:14,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:15:14,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:15:14,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:15:14,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:15:14,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:15:14,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:14,911 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:15:14,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:15:14,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:14,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:15:14,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:15:14,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:15:14,912 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:15:14,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:14,913 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:15:14,913 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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 -> 358b07b46b4639b5c555cb2780810d0868bad1e2d0b3519866cd72c195065fc2 [2024-11-13 23:15:15,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:15:15,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:15:15,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:15:15,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:15:15,255 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:15:15,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1250.c Unable to find full path for "g++" [2024-11-13 23:15:17,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:15:17,488 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:15:17,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2024-11-13 23:15:17,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/2e07765da/7c00c57e7b6f413d87790b48520c63cd/FLAG80d9418f6 [2024-11-13 23:15:17,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/data/2e07765da/7c00c57e7b6f413d87790b48520c63cd [2024-11-13 23:15:17,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:15:17,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:15:17,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:17,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:15:17,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:15:17,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@782047b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17, skipping insertion in model container [2024-11-13 23:15:17,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:15:17,743 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c[1965,1978] [2024-11-13 23:15:17,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:17,761 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:15:17,790 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_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/sv-benchmarks/c/float-newlib/double_req_bl_1250.c[1965,1978] [2024-11-13 23:15:17,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:15:17,815 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:15:17,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17 WrapperNode [2024-11-13 23:15:17,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:15:17,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:17,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:15:17,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:15:17,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,860 INFO L138 Inliner]: procedures = 21, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 23:15:17,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:15:17,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:15:17,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:15:17,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:15:17,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:15:17,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:15:17,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:15:17,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:15:17,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:15:17" (1/1) ... [2024-11-13 23:15:17,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:15:17,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:15:17,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:15:17,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-13 23:15:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:15:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:15:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:15:18,092 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:15:18,094 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:15:18,327 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:15:18,327 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:15:18,489 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:15:18,489 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:15:18,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:18 BoogieIcfgContainer [2024-11-13 23:15:18,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:15:18,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:15:18,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:15:18,502 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:15:18,502 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:18" (1/1) ... [2024-11-13 23:15:18,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:15:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 23:15:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 23:15:18,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:15:18,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:18,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:18,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:18,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:18,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:15:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:18,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:18,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:15:18,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:18,783 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 23:15:18,785 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:15:18,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:15:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:18,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 23:15:18,823 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 23:15:18,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:15:18,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:18,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:18,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:18,826 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:18,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:15:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:19,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:19,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:15:19,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:19,247 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 23:15:19,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:15:19,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:19,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 20 transitions. [2024-11-13 23:15:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 23:15:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:15:19,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:19,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:19,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:19,878 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:19,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:15:20,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:20,157 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:20,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:15:20,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:15:20,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:15:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 14 states and 15 transitions. [2024-11-13 23:15:21,157 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:15:21,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:15:21,158 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 23:15:21,166 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:15:21,221 INFO L77 FloydHoareUtils]: At program point L31-1(lines 31 36) the Hoare annotation is: true [2024-11-13 23:15:21,221 INFO L77 FloydHoareUtils]: At program point L31-2(lines 31 36) the Hoare annotation is: true [2024-11-13 23:15:21,221 INFO L77 FloydHoareUtils]: At program point L31-3(lines 28 53) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point __fpclassify_doubleEXIT(lines 28 53) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 28 53) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point fmax_double_returnLabel#1(lines 55 63) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point L73(lines 73 76) the Hoare annotation is: true [2024-11-13 23:15:21,222 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 65 78) the Hoare annotation is: true [2024-11-13 23:15:21,223 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-13 23:15:21,223 INFO L77 FloydHoareUtils]: At program point L59-1(lines 59 60) the Hoare annotation is: true [2024-11-13 23:15:21,223 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (and (= .cse0 |ULTIMATE.start_fmax_double_~y#1|) (= .cse0 |ULTIMATE.start_fmax_double_~x#1|)))) [2024-11-13 23:15:21,223 INFO L77 FloydHoareUtils]: At program point L57-1(lines 57 58) the Hoare annotation is: true [2024-11-13 23:15:21,223 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 74) the Hoare annotation is: true [2024-11-13 23:15:21,224 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-13 23:15:21,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:15:21 ImpRootNode [2024-11-13 23:15:21,235 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:15:21,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:15:21,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:15:21,236 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:15:21,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:15:18" (3/4) ... [2024-11-13 23:15:21,239 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:15:21,242 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2024-11-13 23:15:21,246 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 23:15:21,246 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 23:15:21,247 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:15:21,247 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:15:21,320 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:15:21,320 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:15:21,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:15:21,321 INFO L158 Benchmark]: Toolchain (without parser) took 3803.27ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 60.6MB in the end (delta: 33.9MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-13 23:15:21,322 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:21,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.92ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 82.3MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:21,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.37ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:21,323 INFO L158 Benchmark]: Boogie Preprocessor took 51.44ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:15:21,323 INFO L158 Benchmark]: RCFGBuilder took 576.56ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 60.2MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:15:21,324 INFO L158 Benchmark]: CodeCheck took 2744.90ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 65.4MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:21,324 INFO L158 Benchmark]: Witness Printer took 84.97ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 60.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:15:21,326 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, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 59 SdHoareTripleChecker+Invalid, 1.3s 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, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 8 QuantifiedInterpolants, 116 SizeOfPredicates, 3 NumberOfNonLiveVariables, 146 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: 74]: 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 0.31ms. Allocated memory is still 83.9MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.92ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 82.3MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.37ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.44ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 576.56ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 60.2MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2744.90ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 65.4MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 84.97ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 60.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 23:15:21,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67b2eeeb-bfe4-464f-a70d-c90eabdc44ce/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