./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi --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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:06,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:07,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:07,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:07,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:07,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:07,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:07,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:07,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:07,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:07,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:07,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:07,079 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:07,079 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:07,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:07,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:07,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:07,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:07,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:07,083 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:07,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:07,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:07,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:07,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:07,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:07,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:07,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:07,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:07,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:07,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:07,095 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:07,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:07,096 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:07,097 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2023-11-24 22:51:07,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:07,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:07,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:07,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:07,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:07,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-24 22:51:10,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:10,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:10,901 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-24 22:51:10,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/c2854f9fd/9b5b925b48ca4ceaaefdefd8aa861038/FLAG1ca0fe100 [2023-11-24 22:51:10,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/c2854f9fd/9b5b925b48ca4ceaaefdefd8aa861038 [2023-11-24 22:51:10,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:10,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:10,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:10,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:10,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:10,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa686a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:10, skipping insertion in model container [2023-11-24 22:51:10,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:10" (1/1) ... [2023-11-24 22:51:10,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:11,176 WARN L240 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-24 22:51:11,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:11,190 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:11,219 WARN L240 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-24 22:51:11,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:11,235 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:11,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11 WrapperNode [2023-11-24 22:51:11,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:11,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:11,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:11,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:11,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,287 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-24 22:51:11,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:11,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:11,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:11,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:11,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:11,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:11,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:11,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:11,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:11" (1/1) ... [2023-11-24 22:51:11,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:11,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:11,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:11,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:11,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:11,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 22:51:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:51:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 22:51:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:11,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:11,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:51:11,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:11,494 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:11,497 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:11,852 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:12,062 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:12,062 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:51:12,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:12 BoogieIcfgContainer [2023-11-24 22:51:12,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:12,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:12,066 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:12,080 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:12,081 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:12" (1/1) ... [2023-11-24 22:51:12,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-24 22:51:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-24 22:51:12,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:51:12,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:12,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:12,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-24 22:51:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-24 22:51:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:51:12,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:12,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:51:12,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:51:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:51:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:51:12,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:51:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:51:12,721 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:51:12,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-24 22:51:12,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:51:12 ImpRootNode [2023-11-24 22:51:12,762 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:51:12,762 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:51:12,763 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:51:12,763 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:51:12,764 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:12" (3/4) ... [2023-11-24 22:51:12,766 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:51:12,767 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:51:12,768 INFO L158 Benchmark]: Toolchain (without parser) took 1838.23ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 108.8MB in the beginning and 164.4MB in the end (delta: -55.6MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:12,769 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:12,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.36ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 96.9MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:51:12,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.97ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:12,771 INFO L158 Benchmark]: Boogie Preprocessor took 35.32ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 93.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:12,772 INFO L158 Benchmark]: RCFGBuilder took 740.37ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 63.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:51:12,773 INFO L158 Benchmark]: CodeCheck took 696.46ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 63.8MB in the beginning and 164.4MB in the end (delta: -100.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:12,773 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 205.5MB. Free memory is still 164.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:12,777 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, 25 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, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 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, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 67 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 88]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of bitwiseAnd at line 31, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51. Possible FailurePath: [L83] double x = 0.0; [L84] CALL, EXPR trunc_double(x) [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; VAL [\old(x)=0, x=0] [L25] ieee_double_shape_type ew_u; [L26] EXPR ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] EXPR (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] EXPR (lsw) = ew_u.parts.lsw [L24-L29] { ieee_double_shape_type ew_u; ew_u.value = (x); (msw) = ew_u.parts.msw; (lsw) = ew_u.parts.lsw; } VAL [\old(x)=0, lsw=7, msw=-1, x=0] [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-1, signbit=-2147483648, x=0] [L49] COND TRUE exponent_less_1023 > 51 VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-1, signbit=-2147483648, x=0] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [\old(x)=0, exponent_less_1023=1024, lsw=7, msw=-1, signbit=-2147483648, x=0] [L84] RET, EXPR trunc_double(x) [L84] double res = trunc_double(x); [L87] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=4, x=0] [L87] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L88] reach_error() VAL [res=4, x=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.36ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 96.9MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.97ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.32ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 93.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.37ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 63.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 696.46ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 63.8MB in the beginning and 164.4MB in the end (delta: -100.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 205.5MB. Free memory is still 164.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:51:12,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi --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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:15,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:15,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:51:15,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:15,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:15,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:15,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:15,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:15,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:15,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:15,870 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:15,871 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:15,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:15,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:15,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:15,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:15,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:51:15,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:51:15,875 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:51:15,877 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:15,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:15,878 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:15,878 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:15,879 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:15,879 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:15,880 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:15,880 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:15,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:15,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:15,882 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:15,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:15,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:15,884 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:51:15,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:15,885 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:15,885 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:51:15,885 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:51:15,885 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2023-11-24 22:51:16,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:16,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:16,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:16,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:16,310 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:16,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-24 22:51:19,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:19,873 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:19,874 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2023-11-24 22:51:19,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/c0d74a66a/d40afd69b8cb4a92af0e69f47dec1107/FLAG6ff5541d7 [2023-11-24 22:51:19,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/data/c0d74a66a/d40afd69b8cb4a92af0e69f47dec1107 [2023-11-24 22:51:19,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:19,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:19,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:19,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:19,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:19,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:19" (1/1) ... [2023-11-24 22:51:19,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8524a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:19, skipping insertion in model container [2023-11-24 22:51:19,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:19" (1/1) ... [2023-11-24 22:51:19,937 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:20,135 WARN L240 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-24 22:51:20,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:20,158 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:20,188 WARN L240 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_3d006823-569f-4b50-bba5-f1fd5ebb1866/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2023-11-24 22:51:20,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:20,210 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:20,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20 WrapperNode [2023-11-24 22:51:20,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:20,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:20,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:20,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:20,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,284 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-24 22:51:20,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:20,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:20,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:20,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:20,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:20,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:20,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:20,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:20,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:20" (1/1) ... [2023-11-24 22:51:20,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:20,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:20,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:20,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 22:51:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 22:51:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:51:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:51:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:51:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:51:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:51:20,605 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:20,607 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:21,018 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:21,043 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:21,043 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:51:21,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:21 BoogieIcfgContainer [2023-11-24 22:51:21,052 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:21,053 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:21,053 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:21,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:21,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:21" (1/1) ... [2023-11-24 22:51:21,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2023-11-24 22:51:21,144 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2023-11-24 22:51:21,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:51:21,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:21,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:21,152 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:21,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:51:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,343 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:21,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:21,404 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:51:21,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:51:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-24 22:51:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-24 22:51:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:51:21,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:21,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:21,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:21,455 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:21,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:51:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,732 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:21,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:51:21,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:22,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:22,046 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:51:22,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-24 22:51:22,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:22,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-24 22:51:22,598 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-24 22:51:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:51:22,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:22,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:22,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:22,600 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:22,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 22:51:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:22,775 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:22,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:22,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:22,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:22,813 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:51:22,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-24 22:51:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:22,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-24 22:51:22,829 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-24 22:51:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:51:22,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:22,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:22,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:22,831 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:22,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 22:51:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,097 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,255 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:51:23,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 22:51:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 22:51:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 22:51:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:51:23,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:23,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:23,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:23,305 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:23,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 22:51:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,563 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:23,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 22:51:23,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:23,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:23,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 22:51:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-11-24 22:51:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-24 22:51:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:51:25,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:25,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:25,383 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:25,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 22:51:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,574 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:51:25,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:25,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-24 22:51:25,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2023-11-24 22:51:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2023-11-24 22:51:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:51:25,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:25,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:51:25,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:51:25,649 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:51:25,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-24 22:51:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:25,980 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:51:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:51:26,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-24 22:51:26,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:51:26,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-11-24 22:51:26,451 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2023-11-24 22:51:26,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2023-11-24 22:51:27,372 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-24 22:51:27,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 34 [2023-11-24 22:51:27,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:51:27,613 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:51:27,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-24 22:51:42,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 22:51:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2023-11-24 22:51:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2023-11-24 22:51:42,629 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:51:42,629 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-24 22:51:42,641 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:51:42,799 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-24 22:51:42,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2023-11-24 22:51:42,805 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-11-24 22:51:42,808 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-24 22:51:42,808 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:51:42,809 INFO L560 CodeCheckObserver]: Invariant with dag size 32 [2023-11-24 22:51:42,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-24 22:51:42,810 INFO L560 CodeCheckObserver]: Invariant with dag size 32 [2023-11-24 22:51:42,811 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-24 22:51:42,812 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2023-11-24 22:51:42,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated [2023-11-24 22:51:42,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:51:42 ImpRootNode [2023-11-24 22:51:42,813 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:51:42,818 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:51:42,818 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:51:42,818 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:51:42,819 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:21" (3/4) ... [2023-11-24 22:51:42,821 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:51:42,833 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-24 22:51:42,834 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-24 22:51:42,834 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:51:42,834 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:51:42,951 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:51:42,951 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:51:42,952 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:51:42,952 INFO L158 Benchmark]: Toolchain (without parser) took 23052.93ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 68.3MB in the beginning and 55.9MB in the end (delta: 12.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,953 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:51:42,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.70ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 56.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.24ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 54.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,954 INFO L158 Benchmark]: Boogie Preprocessor took 80.70ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,954 INFO L158 Benchmark]: RCFGBuilder took 685.08ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 58.2MB in the end (delta: -6.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,955 INFO L158 Benchmark]: CodeCheck took 21764.07ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 57.8MB in the beginning and 61.1MB in the end (delta: -3.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,955 INFO L158 Benchmark]: Witness Printer took 134.00ms. Allocated memory is still 111.1MB. Free memory was 61.1MB in the beginning and 55.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:51:42,958 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 16.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 210 SdHoareTripleChecker+Invalid, 16.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 84 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 315 IncrementalHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84 mSolverCounterUnsat, 166 mSDtfsCounter, 315 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 718 GetRequests, 670 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 27 QuantifiedInterpolants, 869 SizeOfPredicates, 32 NumberOfNonLiveVariables, 353 ConjunctsInSsa, 60 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 88]: 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 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.70ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 56.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.24ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 54.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.70ms. Allocated memory is still 92.3MB. Free memory was 54.2MB in the beginning and 52.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.08ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 58.2MB in the end (delta: -6.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 21764.07ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 57.8MB in the beginning and 61.1MB in the end (delta: -3.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Witness Printer took 134.00ms. Allocated memory is still 111.1MB. Free memory was 61.1MB in the beginning and 55.9MB 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: Missing case for function ~Pluszero~64 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && ~signbit~0 == ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32)) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && #res == ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16 : bv32, v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23 : bv32, v_skolemized_q#valueAsBitvector_21 : bv64 :: (((#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32] == v_skolemized_q#valueAsBitvector_21[63:32] && #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][0bv32] == 0bv32) && ~bvand~32(#memory_int[v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_23][4bv32], 2147483648bv32) == #memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32]) && ~fp~64((#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[63:63], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[62:52], (#memory_int[v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16][4bv32] ++ 0bv32)[51:0]) == ~x) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_skolemized_q#valueAsBitvector_21 : bv64, v_skolemized_q#valueAsBitvector_22 : bv64 :: (~msw~1 == v_skolemized_q#valueAsBitvector_22[63:32] && ~fp~64(v_skolemized_q#valueAsBitvector_22[63:63], v_skolemized_q#valueAsBitvector_22[62:52], v_skolemized_q#valueAsBitvector_22[51:0]) == ~fp~64((~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[63:63], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[62:52], (~bvand~32(v_skolemized_q#valueAsBitvector_21[63:32], 2147483648bv32) ++ 0bv32)[51:0])) && ~Pluszero~64() == ~fp~64(v_skolemized_q#valueAsBitvector_21[63:63], v_skolemized_q#valueAsBitvector_21[62:52], v_skolemized_q#valueAsBitvector_21[51:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-24 22:51:43,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d006823-569f-4b50-bba5-f1fd5ebb1866/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE