./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1251b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1251b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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 0ddb7cbdb5243e0dc5a18ffa5957d423189625fe9ffc6441855806502cce15ab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:33:04,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:33:04,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:33:04,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:33:04,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:33:05,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:33:05,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:33:05,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:33:05,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:33:05,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:33:05,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:33:05,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:33:05,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:33:05,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:33:05,008 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:33:05,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:33:05,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:33:05,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:33:05,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:33:05,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:33:05,013 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:33:05,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:33:05,018 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:33:05,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:33:05,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:33:05,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:33:05,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:33:05,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:05,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:33:05,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:33:05,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:33:05,020 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:33:05,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:33:05,023 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ddb7cbdb5243e0dc5a18ffa5957d423189625fe9ffc6441855806502cce15ab [2024-11-09 00:33:05,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:33:05,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:33:05,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:33:05,449 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:33:05,449 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:33:05,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1251b.c Unable to find full path for "g++" [2024-11-09 00:33:07,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:33:07,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:33:07,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c [2024-11-09 00:33:07,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/6ca9ee904/fac75d0c4ce64458a759435d4f939862/FLAG9ec002144 [2024-11-09 00:33:07,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/6ca9ee904/fac75d0c4ce64458a759435d4f939862 [2024-11-09 00:33:07,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:33:07,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:33:07,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:07,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:33:07,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:33:07,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:07" (1/1) ... [2024-11-09 00:33:07,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1467e57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:07, skipping insertion in model container [2024-11-09 00:33:07,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:07" (1/1) ... [2024-11-09 00:33:07,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:33:08,250 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c[2080,2093] [2024-11-09 00:33:08,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:08,277 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:33:08,314 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c[2080,2093] [2024-11-09 00:33:08,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:08,337 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:33:08,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08 WrapperNode [2024-11-09 00:33:08,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:08,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:08,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:33:08,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:33:08,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,386 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-09 00:33:08,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:08,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:33:08,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:33:08,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:33:08,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:33:08,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:33:08,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:33:08,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:33:08,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:08,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:33:08,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:33:08,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:33:08,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:33:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:33:08,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:33:08,515 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-09 00:33:08,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-09 00:33:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:33:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:33:08,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:33:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:33:08,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:33:08,610 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:33:08,612 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:33:08,818 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 00:33:08,818 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:33:08,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:33:08,960 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:33:08,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:08 BoogieIcfgContainer [2024-11-09 00:33:08,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:33:08,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:33:08,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:33:08,976 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:33:08,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:08" (1/1) ... [2024-11-09 00:33:08,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:33:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:09,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-09 00:33:09,056 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-09 00:33:09,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:33:09,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:09,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-09 00:33:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-09 00:33:09,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:33:09,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:09,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:33:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:33:09,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:33:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:33:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:33:09,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:33:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:33:09,617 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:33:09,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:33:09 ImpRootNode [2024-11-09 00:33:09,650 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:33:09,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:33:09,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:33:09,651 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:33:09,651 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:08" (3/4) ... [2024-11-09 00:33:09,654 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:33:09,655 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:33:09,655 INFO L158 Benchmark]: Toolchain (without parser) took 1719.27ms. Allocated memory is still 159.4MB. Free memory was 125.4MB in the beginning and 65.4MB in the end (delta: 60.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-09 00:33:09,656 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 159.4MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:09,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.14ms. Allocated memory is still 159.4MB. Free memory was 125.4MB in the beginning and 112.2MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:33:09,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.63ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 110.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:09,658 INFO L158 Benchmark]: Boogie Preprocessor took 43.92ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 109.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:33:09,659 INFO L158 Benchmark]: RCFGBuilder took 526.20ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 89.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:33:09,659 INFO L158 Benchmark]: CodeCheck took 688.08ms. Allocated memory is still 159.4MB. Free memory was 89.7MB in the beginning and 66.0MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:33:09,660 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 159.4MB. Free memory was 66.0MB in the beginning and 65.4MB in the end (delta: 597.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:09,662 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 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, 16 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 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: 80]: 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 someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67. Possible FailurePath: [L66] double x = __VERIFIER_nondet_double(); [L67] double y = 0.0 / 0.0; [L74] CALL, EXPR isnan_double(x) [L18] return x != x; [L74] RET, EXPR isnan_double(x) [L74] COND TRUE !isnan_double(x) [L76] CALL, EXPR fmax_double(x, y) [L57] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=2] [L29] __uint32_t msw, lsw; VAL [\old(x)=2, x=2] [L32] ieee_double_shape_type ew_u; [L33] ew_u.value = (x) [L34] EXPR ew_u.parts.msw [L34] (msw) = ew_u.parts.msw [L35] EXPR ew_u.parts.lsw [L35] (lsw) = ew_u.parts.lsw [L38-L39] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L41-L42] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L44-L45] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L48-L49] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L52] return 0; [L57] RET, EXPR __fpclassify_double(x) VAL [x=2, y=3] [L57] COND TRUE __fpclassify_double(x) == 0 [L58] return y; VAL [\result=3, x=2] [L76] RET, EXPR fmax_double(x, y) [L76] double res = fmax_double(x, y); [L79] COND TRUE res != x [L80] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 159.4MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.14ms. Allocated memory is still 159.4MB. Free memory was 125.4MB in the beginning and 112.2MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.63ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 110.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.92ms. Allocated memory is still 159.4MB. Free memory was 110.9MB in the beginning and 109.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 526.20ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 89.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 688.08ms. Allocated memory is still 159.4MB. Free memory was 89.7MB in the beginning and 66.0MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 159.4MB. Free memory was 66.0MB in the beginning and 65.4MB in the end (delta: 597.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:33:09,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1251b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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 0ddb7cbdb5243e0dc5a18ffa5957d423189625fe9ffc6441855806502cce15ab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:33:12,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:33:12,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:33:12,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:33:12,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:33:12,416 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:33:12,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:33:12,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:33:12,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:33:12,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:33:12,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:33:12,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:33:12,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:33:12,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:33:12,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:33:12,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:33:12,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:33:12,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:33:12,426 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:33:12,427 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:33:12,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:33:12,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:33:12,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:33:12,430 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:33:12,430 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:33:12,431 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:33:12,431 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:12,431 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:33:12,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:33:12,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:12,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:33:12,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:33:12,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:33:12,433 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:33:12,433 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:12,433 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:33:12,434 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ddb7cbdb5243e0dc5a18ffa5957d423189625fe9ffc6441855806502cce15ab [2024-11-09 00:33:12,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:33:12,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:33:12,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:33:12,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:33:12,907 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:33:12,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1251b.c Unable to find full path for "g++" [2024-11-09 00:33:15,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:33:15,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:33:15,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c [2024-11-09 00:33:15,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/bb263ab99/55ac2d74691441b5ad3d9f753a0dec3a/FLAG714b09e72 [2024-11-09 00:33:15,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/data/bb263ab99/55ac2d74691441b5ad3d9f753a0dec3a [2024-11-09 00:33:15,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:33:15,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:33:15,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:15,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:33:15,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:33:15,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:15,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15, skipping insertion in model container [2024-11-09 00:33:15,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:15,540 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:33:15,859 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c[2080,2093] [2024-11-09 00:33:15,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:15,882 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:33:15,913 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_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/sv-benchmarks/c/float-newlib/double_req_bl_1251b.c[2080,2093] [2024-11-09 00:33:15,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:33:15,959 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:33:15,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15 WrapperNode [2024-11-09 00:33:15,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:33:15,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:15,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:33:15,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:33:15,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:15,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,009 INFO L138 Inliner]: procedures = 21, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:33:16,010 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:33:16,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:33:16,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:33:16,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:33:16,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:33:16,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:33:16,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:33:16,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:33:16,055 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:33:15" (1/1) ... [2024-11-09 00:33:16,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:33:16,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:33:16,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:33:16,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:33:16,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:33:16,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-09 00:33:16,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:33:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:33:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-09 00:33:16,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-09 00:33:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:33:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:33:16,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:33:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:33:16,302 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:33:16,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:33:16,672 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 00:33:16,673 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:33:16,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:33:16,873 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:33:16,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:16 BoogieIcfgContainer [2024-11-09 00:33:16,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:33:16,874 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:33:16,875 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:33:16,889 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:33:16,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:16" (1/1) ... [2024-11-09 00:33:16,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:33:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-09 00:33:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-09 00:33:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:33:17,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:17,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:33:17,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:33:17,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:33:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:17,290 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:33:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:17,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:33:17,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:17,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:17,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:33:17,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-09 00:33:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-09 00:33:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:33:17,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:17,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:17,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:33:17,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:33:17,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:33:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:17,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:33:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:17,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:33:17,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:33:22,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:33:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:23,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 19 transitions. [2024-11-09 00:33:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-09 00:33:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:33:23,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:33:23,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:33:23,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:33:23,067 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:33:23,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:33:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:23,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:33:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:33:23,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:33:23,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:33:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:33:27,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:33:30,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:33:30,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 16 states and 17 transitions. [2024-11-09 00:33:30,281 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-09 00:33:30,282 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:33:30,282 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-09 00:33:30,292 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:33:30,644 INFO L77 FloydHoareUtils]: At program point L31-1(lines 31 36) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-09 00:33:30,646 INFO L77 FloydHoareUtils]: At program point L31-2(lines 31 36) the Hoare annotation is: (= |__fpclassify_double_#in~x| __fpclassify_double_~x) [2024-11-09 00:33:30,646 INFO L77 FloydHoareUtils]: At program point L31-3(lines 28 53) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-09 00:33:30,648 INFO L77 FloydHoareUtils]: At program point __fpclassify_doubleEXIT(lines 28 53) the Hoare annotation is: (let ((.cse6 (= (_ bv3 32) |__fpclassify_double_#res|)) (.cse3 (= (_ bv1 32) |__fpclassify_double_#res|))) (or (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvule .cse0 (_ bv2146435071 32)) (bvuge .cse0 (_ bv1048576 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse1 (_ bv2148532224 32)) (bvule .cse1 (_ bv4293918719 32)))))) (= (_ bv4 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvule .cse2 (_ bv2146435071 32))) (not (= (_ bv2146435072 32) .cse2)) (not (bvuge .cse2 (_ bv2147483648 32)))))) (= (_ bv0 32) |__fpclassify_double_#res|)) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ bv0 32) (bvadd (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))) (= (_ bv2 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) (bvadd (_ bv1048576 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) .cse3) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (not (= (_ bv0 32) .cse4)) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge .cse4 (_ bv1048576 32)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse5 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse5 (_ bv2147483648 32)) (not (= (_ bv0 32) (bvadd (_ bv2147483648 32) .cse5))) (bvule .cse5 (_ bv2148532223 32)))))) .cse6) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse7 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse7 (_ bv2147483648 32)) (bvule .cse7 (_ bv2148532223 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv1048576 32)))))) .cse6) (and .cse3 (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))))) [2024-11-09 00:33:30,648 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 28 53) the Hoare annotation is: true [2024-11-09 00:33:30,648 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:33:30,648 INFO L77 FloydHoareUtils]: At program point fmax_double_returnLabel#1(lines 55 63) the Hoare annotation is: true [2024-11-09 00:33:30,649 INFO L77 FloydHoareUtils]: At program point L79(lines 79 82) the Hoare annotation is: true [2024-11-09 00:33:30,649 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:33:30,649 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 65 86) the Hoare annotation is: true [2024-11-09 00:33:30,649 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-09 00:33:30,649 INFO L77 FloydHoareUtils]: At program point L59-1(lines 59 60) the Hoare annotation is: true [2024-11-09 00:33:30,650 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_fmax_double_~y#1|)) (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_fmax_double_~x#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-09 00:33:30,650 INFO L77 FloydHoareUtils]: At program point L57-1(lines 57 58) the Hoare annotation is: true [2024-11-09 00:33:30,651 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 80) the Hoare annotation is: true [2024-11-09 00:33:30,651 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-09 00:33:30,651 INFO L77 FloydHoareUtils]: At program point L74(lines 74 83) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_main_~y~0#1|)) (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) (not .cse0)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret9#1|) .cse0)))) [2024-11-09 00:33:30,651 INFO L77 FloydHoareUtils]: At program point L74-2(lines 74 83) the Hoare annotation is: true [2024-11-09 00:33:30,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,707 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,708 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:33:30,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:33:30 ImpRootNode [2024-11-09 00:33:30,715 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:33:30,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:33:30,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:33:30,716 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:33:30,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:33:16" (3/4) ... [2024-11-09 00:33:30,720 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:33:30,724 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2024-11-09 00:33:30,730 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-09 00:33:30,730 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:33:30,731 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:33:30,731 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:33:30,872 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:33:30,872 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:33:30,873 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:33:30,874 INFO L158 Benchmark]: Toolchain (without parser) took 15382.14ms. Allocated memory was 71.3MB in the beginning and 172.0MB in the end (delta: 100.7MB). Free memory was 42.7MB in the beginning and 103.9MB in the end (delta: -61.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,874 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 34.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:30,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.32ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 49.9MB in the end (delta: -7.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.25ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 48.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,876 INFO L158 Benchmark]: Boogie Preprocessor took 41.95ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 46.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:33:30,876 INFO L158 Benchmark]: RCFGBuilder took 820.03ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 72.0MB in the end (delta: -25.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,877 INFO L158 Benchmark]: CodeCheck took 13840.44ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 71.6MB in the beginning and 109.2MB in the end (delta: -37.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,877 INFO L158 Benchmark]: Witness Printer took 157.25ms. Allocated memory is still 172.0MB. Free memory was 109.2MB in the beginning and 103.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:33:30,880 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 61 mSDtfsCounter, 119 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 329 GetRequests, 297 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 11 QuantifiedInterpolants, 782 SizeOfPredicates, 8 NumberOfNonLiveVariables, 161 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 80]: 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 - ProcedureContractResult [Line: 28]: Procedure Contract for __fpclassify_double Derived contract for procedure __fpclassify_double. Ensures: (((((((4 == \result) || (0 == \result)) || (2 == \result)) || (1 == \result)) || (3 == \result)) || (3 == \result)) || (1 == \result)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.9MB in the end (delta: 34.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 465.32ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 49.9MB in the end (delta: -7.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.25ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 48.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.95ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 46.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 820.03ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 72.0MB in the end (delta: -25.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 13840.44ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 71.6MB in the beginning and 109.2MB in the end (delta: -37.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Witness Printer took 157.25ms. Allocated memory is still 172.0MB. Free memory was 109.2MB in the beginning and 103.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-09 00:33:30,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ddf07a-9f67-4799-bda7-7c13dc612c7e/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