./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1210.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_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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_03c039a4-974f-409a-800a-83dc6cc8776c/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 72a09b82a82aabea0c4a084a3d99a9a83ff3f66f3965fc10414482ebb802703c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:16,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:16,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:18:16,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:16,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:16,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:16,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:16,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:16,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:16,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:16,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:16,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:16,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:16,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:16,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:16,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:16,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:16,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:16,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:16,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:16,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:16,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:16,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:16,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:16,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:16,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:16,394 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:16,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:16,394 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_03c039a4-974f-409a-800a-83dc6cc8776c/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 -> 72a09b82a82aabea0c4a084a3d99a9a83ff3f66f3965fc10414482ebb802703c [2024-11-13 23:18:16,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:16,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:16,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:16,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:16,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:16,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1210.c Unable to find full path for "g++" [2024-11-13 23:18:18,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:18,785 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:18,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c [2024-11-13 23:18:18,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/fa8748e52/a6ca70680f25411a9ddb31a8567be9e3/FLAG6ee8db384 [2024-11-13 23:18:18,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/fa8748e52/a6ca70680f25411a9ddb31a8567be9e3 [2024-11-13 23:18:18,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:18,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:18,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:18,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:18,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:18,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:18" (1/1) ... [2024-11-13 23:18:18,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cbc9fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:18, skipping insertion in model container [2024-11-13 23:18:18,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:18" (1/1) ... [2024-11-13 23:18:18,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:19,066 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_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c[2159,2172] [2024-11-13 23:18:19,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:19,089 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:19,123 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_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c[2159,2172] [2024-11-13 23:18:19,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:19,149 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:19,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19 WrapperNode [2024-11-13 23:18:19,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:19,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:19,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:19,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:19,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,205 INFO L138 Inliner]: procedures = 16, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 170 [2024-11-13 23:18:19,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:19,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:19,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:19,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:19,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:19,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:19,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:19,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:19,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:19,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:19,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:19,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:18:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:18:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-13 23:18:19,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-13 23:18:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:18:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:18:19,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:18:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:19,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:18:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:18:19,450 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:19,452 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:19,809 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:19,810 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:19,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:19,926 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:18:19,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:19 BoogieIcfgContainer [2024-11-13 23:18:19,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:19,927 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:19,927 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:19,937 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:19,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:19" (1/1) ... [2024-11-13 23:18:19,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:19,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-11-13 23:18:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-13 23:18:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:18:19,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:19,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:20,166 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 23:18:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-11-13 23:18:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-13 23:18:20,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:20,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:20,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:20,297 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 23:18:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-13 23:18:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-13 23:18:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:20,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:20,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:20,438 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 23:18:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2024-11-13 23:18:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2024-11-13 23:18:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:20,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:20,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:20,569 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 23:18:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:20,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2024-11-13 23:18:20,605 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2024-11-13 23:18:20,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:18:20,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:20,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:20,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:20,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:18:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:18:20,965 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-13 23:18:21,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:21 ImpRootNode [2024-11-13 23:18:21,008 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:21,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:21,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:21,009 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:21,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:19" (3/4) ... [2024-11-13 23:18:21,012 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:18:21,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:21,013 INFO L158 Benchmark]: Toolchain (without parser) took 2156.85ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 106.5MB in the end (delta: 13.0MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:21,014 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:21,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.47ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 107.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:21,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.49ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:21,015 INFO L158 Benchmark]: Boogie Preprocessor took 48.40ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:21,015 INFO L158 Benchmark]: RCFGBuilder took 669.42ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 82.0MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:21,018 INFO L158 Benchmark]: CodeCheck took 1080.82ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 106.6MB in the end (delta: -24.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:21,019 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 106.5MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:21,021 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, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 114 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 61 ConstructedInterpolants, 0 QuantifiedInterpolants, 62 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 88]: 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 75, overapproximation of someBinaryArithmeticFLOAToperation at line 82. Possible FailurePath: [L13] static const float one_modf = 1.0; [L82] float x = 0.0f / 0.0f; [L83] float iptr; [L84] CALL, EXPR modf_float(x, &iptr) [L16] __int32_t i0, j0; [L17] __uint32_t i; VAL [iptr={13748:0}, one_modf=1] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] j0 = ((i0 >> 23) & 0xff) - 0x7f VAL [i0=0, iptr={13748:0}, j0=-127, one_modf=1, x=7] [L24] COND TRUE j0 < 23 VAL [i0=0, iptr={13748:0}, j0=-127, one_modf=1, x=7] [L25] COND TRUE j0 < 0 VAL [i0=0, iptr={13748:0}, one_modf=1, x=7] [L27] ieee_float_shape_type sf_u; [L28] sf_u.word = (i0 & 0x80000000) [L29] EXPR sf_u.value [L29] (*iptr) = sf_u.value [L31] return x; VAL [\result=7, i0=0, iptr={13748:0}, one_modf=1] [L84] RET, EXPR modf_float(x, &iptr) [L84] float res = modf_float(x, &iptr); [L87] EXPR \read(iptr) VAL [one_modf=1, res=7] [L87] CALL, EXPR isnan_float(iptr) VAL [\old(x)=2, one_modf=1] [L75] return x != x; [L87] RET, EXPR isnan_float(iptr) VAL [one_modf=1, res=7] [L87] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1, res=7] [L87] CALL, EXPR isnan_float(res) VAL [\old(x)=7, one_modf=1] [L75] return x != x; [L87] RET, EXPR isnan_float(res) VAL [one_modf=1, res=7] [L87] isnan_float(iptr) && !isnan_float(res) VAL [one_modf=1, res=7] [L87] COND TRUE isnan_float(iptr) && !isnan_float(res) [L88] reach_error() VAL [one_modf=1, res=7] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.47ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 107.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.49ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 106.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.40ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 669.42ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 82.0MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1080.82ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 106.6MB in the end (delta: -24.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 106.5MB in the end (delta: 27.0kB). 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 23:18:21,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1210.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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_03c039a4-974f-409a-800a-83dc6cc8776c/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 72a09b82a82aabea0c4a084a3d99a9a83ff3f66f3965fc10414482ebb802703c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:23,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:23,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:18:23,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:23,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:23,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:23,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:23,874 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:23,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:23,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:23,874 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:23,874 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:23,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:23,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:23,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:23,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:23,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:23,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:18:23,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:23,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:23,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:23,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:23,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:23,884 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:18:23,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:23,884 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:18:23,884 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_03c039a4-974f-409a-800a-83dc6cc8776c/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 -> 72a09b82a82aabea0c4a084a3d99a9a83ff3f66f3965fc10414482ebb802703c [2024-11-13 23:18:24,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:24,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:24,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:24,161 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:24,161 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:24,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1210.c Unable to find full path for "g++" [2024-11-13 23:18:26,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:26,375 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:26,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c [2024-11-13 23:18:26,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/178cb95a1/c11e14eb6cfb4e9aa61a5b736ebac438/FLAG8dd529708 [2024-11-13 23:18:26,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/data/178cb95a1/c11e14eb6cfb4e9aa61a5b736ebac438 [2024-11-13 23:18:26,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:26,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:26,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:26,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:26,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:26,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61856383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26, skipping insertion in model container [2024-11-13 23:18:26,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:26,591 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_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c[2159,2172] [2024-11-13 23:18:26,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:26,609 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:26,634 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_03c039a4-974f-409a-800a-83dc6cc8776c/sv-benchmarks/c/float-newlib/float_req_bl_1210.c[2159,2172] [2024-11-13 23:18:26,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:26,651 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:26,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26 WrapperNode [2024-11-13 23:18:26,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:26,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:26,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:26,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:26,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,684 INFO L138 Inliner]: procedures = 19, calls = 48, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2024-11-13 23:18:26,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:26,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:26,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:26,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:26,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:26,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:26,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:26,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:26,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:26" (1/1) ... [2024-11-13 23:18:26,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:26,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:26,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:26,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-13 23:18:26,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:18:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:26,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:18:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:18:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:18:26,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:26,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:27,249 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:27,249 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:27,276 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:27,277 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-13 23:18:27,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:27 BoogieIcfgContainer [2024-11-13 23:18:27,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:27,278 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:27,278 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:27,288 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:27,289 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:27" (1/1) ... [2024-11-13 23:18:27,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:27,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-11-13 23:18:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-13 23:18:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:18:27,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:27,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:27,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:27,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:27,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:18:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:27,517 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:27,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:18:27,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:27,577 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 23:18:27,579 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:18:27,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:18:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-11-13 23:18:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-13 23:18:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:27,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:27,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:27,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:27,611 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:27,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:18:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:27,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:27,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:18:27,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:27,831 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 23:18:27,835 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:18:27,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:18:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-13 23:18:27,851 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-13 23:18:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:27,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:27,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:27,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:27,854 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:27,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:18:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:18:28,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:28,043 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 23:18:28,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:18:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2024-11-13 23:18:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2024-11-13 23:18:28,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:28,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:28,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:28,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:28,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:28,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:18:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,191 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:18:28,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:28,246 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 23:18:28,247 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:18:28,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:18:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2024-11-13 23:18:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2024-11-13 23:18:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:18:28,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:28,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:28,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:28,286 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:28,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:18:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:28,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:18:28,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:28,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 23:18:28,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-11-13 23:18:28,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2024-11-13 23:18:28,721 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:18:28,722 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2024-11-13 23:18:28,735 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 23:18:28,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 31 [2024-11-13 23:18:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:29,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:18:30,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:30,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 53 transitions. [2024-11-13 23:18:30,363 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2024-11-13 23:18:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:30,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:30,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:30,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:30,366 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:30,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:18:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,511 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:18:30,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:30,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:18:30,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:18:30,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:30,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2024-11-13 23:18:30,570 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2024-11-13 23:18:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:30,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:30,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:18:30,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:18:30,575 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:18:30,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:18:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:18:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:18:30,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:18:30,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 23:18:31,644 INFO L349 Elim1Store]: treesize reduction 77, result has 28.0 percent of original size [2024-11-13 23:18:31,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 149 treesize of output 109 [2024-11-13 23:18:31,801 INFO L349 Elim1Store]: treesize reduction 70, result has 20.5 percent of original size [2024-11-13 23:18:31,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 143 treesize of output 147 [2024-11-13 23:18:31,814 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:18:31,816 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2024-11-13 23:18:31,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 52 [2024-11-13 23:18:32,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:18:32,005 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:18:32,010 INFO L158 Benchmark]: Toolchain (without parser) took 5603.81ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 92.6MB in the beginning and 187.8MB in the end (delta: -95.2MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:32,010 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:32,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:32,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.68ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:32,011 INFO L158 Benchmark]: Boogie Preprocessor took 33.43ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:32,012 INFO L158 Benchmark]: RCFGBuilder took 558.17ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 59.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:32,012 INFO L158 Benchmark]: CodeCheck took 4730.98ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 59.7MB in the beginning and 187.8MB in the end (delta: -128.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-11-13 23:18:32,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.68ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.43ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.17ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 59.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4730.98ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 59.7MB in the beginning and 187.8MB in the end (delta: -128.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:18:32,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03c039a4-974f-409a-800a-83dc6cc8776c/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants