./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 531a1139fb1df73d7771aceceeca279cd2242c70bbd9f853f2d0e457d633cadc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:24,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:24,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:32:24,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:32:24,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:32:24,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:24,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:24,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:24,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:24,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:24,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:24,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:24,168 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:24,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:32:24,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:24,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:24,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:24,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:24,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:24,171 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:24,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:24,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:24,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:24,175 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:24,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:24,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:24,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:24,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:24,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:24,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:24,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:24,182 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:32:24,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:32:24,183 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 531a1139fb1df73d7771aceceeca279cd2242c70bbd9f853f2d0e457d633cadc [2024-11-08 19:32:24,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:24,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:24,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:24,591 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:24,592 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:24,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b.c Unable to find full path for "g++" [2024-11-08 19:32:26,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:27,226 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:27,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c [2024-11-08 19:32:27,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/ffefd9443/b3c65b9704214c6586b70c1851bf3aac/FLAG5112d55fc [2024-11-08 19:32:27,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/ffefd9443/b3c65b9704214c6586b70c1851bf3aac [2024-11-08 19:32:27,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:27,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:27,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:27,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:27,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:27,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:27" (1/1) ... [2024-11-08 19:32:27,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401e9d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:27, skipping insertion in model container [2024-11-08 19:32:27,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:27" (1/1) ... [2024-11-08 19:32:27,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:27,982 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_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c[2726,2739] [2024-11-08 19:32:27,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:28,000 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:28,045 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_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c[2726,2739] [2024-11-08 19:32:28,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:28,071 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:28,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28 WrapperNode [2024-11-08 19:32:28,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:28,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:28,074 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:28,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:28,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,134 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 231 [2024-11-08 19:32:28,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:28,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:28,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:28,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:28,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:28,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:28,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:28,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:28,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:28" (1/1) ... [2024-11-08 19:32:28,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:28,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:28,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:28,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:32:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:32:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:32:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 19:32:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 19:32:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:32:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 19:32:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:32:28,410 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:28,413 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:28,972 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:28,972 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:29,306 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:29,308 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-08 19:32:29,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:29 BoogieIcfgContainer [2024-11-08 19:32:29,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:29,310 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:29,310 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:29,326 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:29,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:29" (1/1) ... [2024-11-08 19:32:29,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2024-11-08 19:32:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2024-11-08 19:32:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:32:29,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:29,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:32:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-08 19:32:29,680 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 19:32:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:32:29,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:29,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:32:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:29,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:32:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:30,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:32:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:32:30,152 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:32:30,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:32:30 ImpRootNode [2024-11-08 19:32:30,200 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:32:30,202 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:32:30,202 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:32:30,203 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:32:30,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:29" (3/4) ... [2024-11-08 19:32:30,207 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:32:30,208 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:32:30,211 INFO L158 Benchmark]: Toolchain (without parser) took 2617.80ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 119.7MB in the beginning and 142.1MB in the end (delta: -22.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,211 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 159.4MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:32:30,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.54ms. Allocated memory is still 159.4MB. Free memory was 119.7MB in the beginning and 105.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.82ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 102.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,214 INFO L158 Benchmark]: Boogie Preprocessor took 54.79ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,215 INFO L158 Benchmark]: RCFGBuilder took 1107.96ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 100.4MB in the beginning and 169.4MB in the end (delta: -69.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,216 INFO L158 Benchmark]: CodeCheck took 890.27ms. Allocated memory is still 205.5MB. Free memory was 169.4MB in the beginning and 143.2MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,217 INFO L158 Benchmark]: Witness Printer took 6.66ms. Allocated memory is still 205.5MB. Free memory was 143.2MB in the beginning and 142.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:32:30,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 125]: 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 110, overapproximation of bitwiseOr at line 33, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L14-L17] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L119] float x = -1.0f / 0.0f; [L120] float y = __VERIFIER_nondet_float(); [L121] CALL, EXPR fmod_float(x, y) [L20] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [Zero_fmod={4:0}, one_fmod=1] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (hx) = gf_u.word [L28] ieee_float_shape_type gf_u; [L29] gf_u.value = (y) [L30] EXPR gf_u.word [L30] (hy) = gf_u.word [L32] sx = hx & 0x80000000 [L33] hx ^= sx [L34] hy &= 0x7fffffff VAL [Zero_fmod={4:0}, hx=0, hy=2139095041, one_fmod=1, sx=-2147483648, x=5, y=2] [L36] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L37] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, one_fmod=1, sx=-2147483648, x=5, y=2] [L121] RET, EXPR fmod_float(x, y) [L121] float res = fmod_float(x, y); [L124] CALL, EXPR isnan_float(res) [L110] return x != x; [L124] RET, EXPR isnan_float(res) [L124] COND TRUE !isnan_float(res) [L125] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 159.4MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.54ms. Allocated memory is still 159.4MB. Free memory was 119.7MB in the beginning and 105.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.82ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 102.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.79ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 100.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1107.96ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 100.4MB in the beginning and 169.4MB in the end (delta: -69.0MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * CodeCheck took 890.27ms. Allocated memory is still 205.5MB. Free memory was 169.4MB in the beginning and 143.2MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.66ms. Allocated memory is still 205.5MB. Free memory was 143.2MB in the beginning and 142.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:32:30,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 531a1139fb1df73d7771aceceeca279cd2242c70bbd9f853f2d0e457d633cadc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:32:33,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:32:33,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:32:33,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:32:33,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:32:33,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:32:33,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:32:33,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:32:33,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:32:33,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:32:33,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:32:33,481 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:32:33,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:32:33,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:32:33,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:32:33,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:32:33,483 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:32:33,483 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:32:33,483 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:32:33,484 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:32:33,484 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:32:33,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:32:33,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:32:33,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:32:33,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:32:33,494 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:32:33,494 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:33,495 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:32:33,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:32:33,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:33,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:32:33,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:32:33,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:32:33,497 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:32:33,497 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:33,497 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:32:33,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 531a1139fb1df73d7771aceceeca279cd2242c70bbd9f853f2d0e457d633cadc [2024-11-08 19:32:33,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:32:34,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:32:34,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:32:34,016 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:32:34,017 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:32:34,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b.c Unable to find full path for "g++" [2024-11-08 19:32:36,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:32:36,560 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:32:36,561 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c [2024-11-08 19:32:36,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/d01b060db/1e0b61e12fe34d2fae7a91ae81f6577b/FLAG51b2b6898 [2024-11-08 19:32:36,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/data/d01b060db/1e0b61e12fe34d2fae7a91ae81f6577b [2024-11-08 19:32:36,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:32:36,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:32:36,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:36,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:32:36,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:32:36,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:36" (1/1) ... [2024-11-08 19:32:36,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730bb401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:36, skipping insertion in model container [2024-11-08 19:32:36,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:32:36" (1/1) ... [2024-11-08 19:32:36,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:32:36,952 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_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c[2726,2739] [2024-11-08 19:32:36,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:36,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:32:37,049 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_dfa2c8a1-b4b5-4426-a36d-921142539d18/sv-benchmarks/c/float-newlib/float_req_bl_1122b.c[2726,2739] [2024-11-08 19:32:37,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:32:37,078 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:32:37,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37 WrapperNode [2024-11-08 19:32:37,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:32:37,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:37,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:32:37,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:32:37,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,164 INFO L138 Inliner]: procedures = 21, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 165 [2024-11-08 19:32:37,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:32:37,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:32:37,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:32:37,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:32:37,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:32:37,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:32:37,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:32:37,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:32:37,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:32:37" (1/1) ... [2024-11-08 19:32:37,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:32:37,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:32:37,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:32:37,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:32:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:32:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 19:32:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:32:37,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:32:37,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 19:32:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:32:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:32:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:32:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 19:32:37,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:32:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:32:37,589 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:32:37,591 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:32:40,644 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-08 19:32:40,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:32:40,778 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:32:40,781 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-08 19:32:40,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:40 BoogieIcfgContainer [2024-11-08 19:32:40,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:32:40,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:32:40,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:32:40,800 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:32:40,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:40" (1/1) ... [2024-11-08 19:32:40,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:32:40,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2024-11-08 19:32:40,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2024-11-08 19:32:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:32:40,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:40,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:40,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:32:40,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:32:40,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:32:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:41,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:32:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:41,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:32:41,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:41,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:32:41,206 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:32:41,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:32:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:32:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2024-11-08 19:32:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2024-11-08 19:32:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:32:41,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:32:41,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:32:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:32:41,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:32:41,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:32:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:41,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:32:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:32:42,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:32:42,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:32:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:32:43,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:32:47,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:32:54,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:33:04,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:33:06,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:33:08,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:08,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2024-11-08 19:33:08,582 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2024-11-08 19:33:08,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:33:08,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:08,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:33:08,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:33:08,585 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:33:08,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:33:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:08,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:33:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:08,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 19:33:08,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:33:08,887 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:33:08,889 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-08 19:33:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:10,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:33:18,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:33:20,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:33:20,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-08 19:33:20,733 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-08 19:33:20,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:33:20,734 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 19:33:20,741 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:33:21,401 INFO L77 FloydHoareUtils]: At program point L27(lines 27 31) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hx~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|)) [2024-11-08 19:33:21,402 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 31) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hx~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|)) [2024-11-08 19:33:21,402 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 31) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hx~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|)) [2024-11-08 19:33:21,402 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 112 130) the Hoare annotation is: true [2024-11-08 19:33:21,402 INFO L75 FloydHoareUtils]: For program point L69(lines 69 75) no Hoare annotation was computed. [2024-11-08 19:33:21,403 INFO L77 FloydHoareUtils]: At program point L36(lines 36 37) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|) (exists ((currentRoundingMode RoundingMode) (|v_ULTIMATE.start_fmod_float_~hx~0#1_50| (_ BitVec 32))) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |v_ULTIMATE.start_fmod_float_~hx~0#1_50|) ((_ extract 30 23) |v_ULTIMATE.start_fmod_float_~hx~0#1_50|) ((_ extract 22 0) |v_ULTIMATE.start_fmod_float_~hx~0#1_50|))) (= (bvxor |v_ULTIMATE.start_fmod_float_~hx~0#1_50| (bvand |v_ULTIMATE.start_fmod_float_~hx~0#1_50| (_ bv2147483648 32))) |ULTIMATE.start_fmod_float_~hx~0#1|)))) [2024-11-08 19:33:21,403 INFO L75 FloydHoareUtils]: For program point L69-2(lines 67 76) no Hoare annotation was computed. [2024-11-08 19:33:21,405 INFO L75 FloydHoareUtils]: For program point L78-2(lines 19 107) no Hoare annotation was computed. [2024-11-08 19:33:21,405 INFO L77 FloydHoareUtils]: At program point fmod_float_returnLabel#1(lines 19 107) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fmod_float_~y#1_10| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.mul currentRoundingMode (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |v_ULTIMATE.start_fmod_float_~y#1_10|))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start_fmod_float_#res#1|)) [2024-11-08 19:33:21,405 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:33:21,405 INFO L75 FloydHoareUtils]: For program point L38(lines 38 39) no Hoare annotation was computed. [2024-11-08 19:33:21,406 INFO L75 FloydHoareUtils]: For program point L88(lines 88 105) no Hoare annotation was computed. [2024-11-08 19:33:21,406 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 26) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 30 23) |ULTIMATE.start_fmod_float_~hx~0#1|) ((_ extract 22 0) |ULTIMATE.start_fmod_float_~hx~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|)) [2024-11-08 19:33:21,406 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 26) the Hoare annotation is: (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_fmod_float_~x#1|) [2024-11-08 19:33:21,406 INFO L75 FloydHoareUtils]: For program point L72(lines 72 73) no Hoare annotation was computed. [2024-11-08 19:33:21,406 INFO L75 FloydHoareUtils]: For program point L48(lines 19 107) no Hoare annotation was computed. [2024-11-08 19:33:21,407 INFO L75 FloydHoareUtils]: For program point L40(lines 40 41) no Hoare annotation was computed. [2024-11-08 19:33:21,407 INFO L75 FloydHoareUtils]: For program point L90-1(lines 90 94) no Hoare annotation was computed. [2024-11-08 19:33:21,407 INFO L75 FloydHoareUtils]: For program point L90-2(lines 90 94) no Hoare annotation was computed. [2024-11-08 19:33:21,407 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 125) no Hoare annotation was computed. [2024-11-08 19:33:21,407 INFO L75 FloydHoareUtils]: For program point L49-1(lines 49 50) no Hoare annotation was computed. [2024-11-08 19:33:21,408 INFO L75 FloydHoareUtils]: For program point L49-3(lines 49 50) no Hoare annotation was computed. [2024-11-08 19:33:21,408 INFO L75 FloydHoareUtils]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2024-11-08 19:33:21,412 INFO L75 FloydHoareUtils]: For program point L99-2(lines 99 103) no Hoare annotation was computed. [2024-11-08 19:33:21,413 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:33:21,413 INFO L75 FloydHoareUtils]: For program point L99-3(lines 99 103) no Hoare annotation was computed. [2024-11-08 19:33:21,413 INFO L77 FloydHoareUtils]: At program point L124(lines 124 127) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret14#1|) [2024-11-08 19:33:21,413 INFO L75 FloydHoareUtils]: For program point L42(lines 42 46) no Hoare annotation was computed. [2024-11-08 19:33:21,417 INFO L75 FloydHoareUtils]: For program point L42-1(lines 19 107) no Hoare annotation was computed. [2024-11-08 19:33:21,417 INFO L75 FloydHoareUtils]: For program point L67-1(lines 67 76) no Hoare annotation was computed. [2024-11-08 19:33:21,417 INFO L75 FloydHoareUtils]: For program point L67-3(lines 67 76) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L125(line 125) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L84-1(lines 84 87) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L84-3(lines 84 87) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L84-4(lines 19 107) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L43-1(lines 43 44) no Hoare annotation was computed. [2024-11-08 19:33:21,418 INFO L75 FloydHoareUtils]: For program point L43-3(lines 43 44) no Hoare annotation was computed. [2024-11-08 19:33:21,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 19:33:21,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:33:21 ImpRootNode [2024-11-08 19:33:21,437 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:33:21,438 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:33:21,438 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:33:21,438 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:33:21,439 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:32:40" (3/4) ... [2024-11-08 19:33:21,443 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:33:21,453 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 19:33:21,453 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:33:21,454 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 19:33:21,454 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:33:21,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:33:21,553 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:33:21,553 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:33:21,555 INFO L158 Benchmark]: Toolchain (without parser) took 44967.28ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.5MB in the beginning and 73.2MB in the end (delta: -23.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,559 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:21,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.69ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 34.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.31ms. Allocated memory is still 73.4MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,560 INFO L158 Benchmark]: Boogie Preprocessor took 138.44ms. Allocated memory is still 73.4MB. Free memory was 32.3MB in the beginning and 51.3MB in the end (delta: -19.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,561 INFO L158 Benchmark]: RCFGBuilder took 3474.36ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 51.0MB in the beginning and 82.9MB in the end (delta: -31.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,561 INFO L158 Benchmark]: CodeCheck took 40653.62ms. Allocated memory is still 107.0MB. Free memory was 82.9MB in the beginning and 77.9MB in the end (delta: 5.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,565 INFO L158 Benchmark]: Witness Printer took 115.65ms. Allocated memory is still 107.0MB. Free memory was 77.4MB in the beginning and 73.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:33:21,568 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 48.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 45.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 28 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 66 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 228 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 6 QuantifiedInterpolants, 191 SizeOfPredicates, 7 NumberOfNonLiveVariables, 144 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 125]: 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 0.88ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.69ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 34.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.31ms. Allocated memory is still 73.4MB. Free memory was 34.3MB in the beginning and 32.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 138.44ms. Allocated memory is still 73.4MB. Free memory was 32.3MB in the beginning and 51.3MB in the end (delta: -19.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3474.36ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 51.0MB in the beginning and 82.9MB in the end (delta: -31.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 40653.62ms. Allocated memory is still 107.0MB. Free memory was 82.9MB in the beginning and 77.9MB in the end (delta: 5.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Witness Printer took 115.65ms. Allocated memory is still 107.0MB. Free memory was 77.4MB in the beginning and 73.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 19:33:21,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa2c8a1-b4b5-4426-a36d-921142539d18/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE