./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:36,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:36,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:23:36,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:23:36,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:23:36,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:36,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:23:36,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:23:36,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:36,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:36,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:36,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:23:36,885 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:36,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:23:36,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:36,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:36,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:23:36,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:36,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:23:36,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:36,893 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:36,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:23:36,894 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:36,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:36,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:36,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:36,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:36,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:36,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:36,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:36,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:23:36,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:23:36,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:23:36,900 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2024-11-08 22:23:37,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:37,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:37,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:37,257 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:37,257 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:37,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c Unable to find full path for "g++" [2024-11-08 22:23:39,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:39,495 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:39,496 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2024-11-08 22:23:39,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/1084aadc4/8f1df5139ace4eec9129516e49179749/FLAGb5790e9f5 [2024-11-08 22:23:39,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/1084aadc4/8f1df5139ace4eec9129516e49179749 [2024-11-08 22:23:39,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:39,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:39,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:39,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:39,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:39,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:39,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d116880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39, skipping insertion in model container [2024-11-08 22:23:39,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:39,579 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:39,867 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2024-11-08 22:23:39,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:39,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:39,916 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2024-11-08 22:23:39,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:39,937 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:39,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39 WrapperNode [2024-11-08 22:23:39,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:39,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:39,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:39,940 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:39,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:39,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:39,986 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2024-11-08 22:23:39,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:39,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:39,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:39,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:40,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:40,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:40,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:40,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:40,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:39" (1/1) ... [2024-11-08 22:23:40,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:40,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:40,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:40,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:23:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:23:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:23:40,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:23:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:23:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:23:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:40,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:40,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:23:40,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:23:40,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:40,221 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:40,570 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:40,570 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:40,748 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:40,749 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-08 22:23:40,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:40 BoogieIcfgContainer [2024-11-08 22:23:40,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:40,750 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:40,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:40,763 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:40,764 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:40" (1/1) ... [2024-11-08 22:23:40,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:40,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2024-11-08 22:23:40,840 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2024-11-08 22:23:40,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:23:40,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:40,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-08 22:23:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-08 22:23:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:23:41,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:41,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:23:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:41,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:41,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:23:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:23:41,343 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:23:41,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:23:41 ImpRootNode [2024-11-08 22:23:41,381 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:23:41,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:23:41,383 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:23:41,383 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:23:41,384 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:40" (3/4) ... [2024-11-08 22:23:41,387 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:23:41,388 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:23:41,389 INFO L158 Benchmark]: Toolchain (without parser) took 1863.15ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 111.2MB in the end (delta: 16.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:41,390 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:41,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.69ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 114.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:23:41,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.96ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:41,393 INFO L158 Benchmark]: Boogie Preprocessor took 46.19ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 110.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:23:41,394 INFO L158 Benchmark]: RCFGBuilder took 715.82ms. Allocated memory is still 159.4MB. Free memory was 110.6MB in the beginning and 79.7MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 22:23:41,394 INFO L158 Benchmark]: CodeCheck took 631.31ms. Allocated memory is still 159.4MB. Free memory was 79.7MB in the beginning and 112.2MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:41,396 INFO L158 Benchmark]: Witness Printer took 6.01ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 947.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:23:41,400 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 [x=0] [L25] ieee_double_shape_type ew_u; [L26] ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] (lsw) = ew_u.parts.lsw [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [exponent_less_1023=1024, lsw=6, msw=2146435072, signbit=0, x=0] [L49] COND TRUE exponent_less_1023 > 51 VAL [exponent_less_1023=1024, lsw=6, msw=2146435072, signbit=0, x=0] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [lsw=6, msw=2146435072, signbit=0, 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] [L87] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L88] reach_error() VAL [res=4] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.69ms. Allocated memory is still 159.4MB. Free memory was 127.8MB in the beginning and 114.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.96ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.19ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 110.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 715.82ms. Allocated memory is still 159.4MB. Free memory was 110.6MB in the beginning and 79.7MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 631.31ms. Allocated memory is still 159.4MB. Free memory was 79.7MB in the beginning and 112.2MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.01ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 111.2MB in the end (delta: 947.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:23:41,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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 e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:23:44,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:23:44,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:23:44,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:23:44,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:23:44,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:23:44,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:23:44,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:23:44,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:23:44,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:23:44,298 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:23:44,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:23:44,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:23:44,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:23:44,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:23:44,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:23:44,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:23:44,304 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:23:44,304 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:23:44,304 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:23:44,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:23:44,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:23:44,309 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:23:44,310 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:23:44,310 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:23:44,310 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:23:44,310 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:44,311 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:23:44,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:23:44,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:44,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:23:44,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:23:44,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:23:44,312 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:23:44,312 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:44,315 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:23:44,315 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7dcfadaf395f5e1f003958201bf3509e8bacbad38ee9464456c3349790c2dc9 [2024-11-08 22:23:44,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:23:44,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:23:44,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:23:44,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:23:44,792 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:23:44,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1072b.c Unable to find full path for "g++" [2024-11-08 22:23:47,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:23:47,350 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:23:47,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c [2024-11-08 22:23:47,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/64c08bf02/0694a4aa59264c73b24d541aff3ebd8d/FLAG3370bb8fd [2024-11-08 22:23:47,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/data/64c08bf02/0694a4aa59264c73b24d541aff3ebd8d [2024-11-08 22:23:47,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:23:47,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:23:47,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:47,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:23:47,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:23:47,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d3edca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47, skipping insertion in model container [2024-11-08 22:23:47,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,437 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:23:47,703 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2024-11-08 22:23:47,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:47,729 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:23:47,770 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_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/sv-benchmarks/c/float-newlib/double_req_bl_1072b.c[2110,2123] [2024-11-08 22:23:47,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:23:47,807 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:23:47,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47 WrapperNode [2024-11-08 22:23:47,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:23:47,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:47,809 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:23:47,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:23:47,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,867 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 108 [2024-11-08 22:23:47,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:23:47,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:23:47,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:23:47,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:23:47,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:23:47,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:23:47,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:23:47,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:23:47,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:23:47" (1/1) ... [2024-11-08 22:23:47,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:23:47,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:23:47,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:23:47,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:23:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:23:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:23:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:23:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:23:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:23:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:23:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:23:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:23:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:23:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:23:48,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:23:48,144 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:23:48,497 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:23:48,497 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:23:48,537 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:23:48,537 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-08 22:23:48,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:48 BoogieIcfgContainer [2024-11-08 22:23:48,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:23:48,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:23:48,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:23:48,551 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:23:48,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:48" (1/1) ... [2024-11-08 22:23:48,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:23:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:48,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2024-11-08 22:23:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2024-11-08 22:23:48,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:23:48,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:48,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:48,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:48,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:48,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:23:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:48,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:48,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:23:48,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:48,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-08 22:23:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-08 22:23:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:23:48,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:48,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:48,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:48,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:48,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:23:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:49,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:49,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:23:49,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:49,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:23:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 22:23:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 22:23:49,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:23:49,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:49,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:49,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:49,808 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:49,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:23:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:49,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:49,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:23:49,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:49,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:49,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-08 22:23:49,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-08 22:23:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:23:49,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:49,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:49,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:49,965 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:49,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:23:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:50,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:50,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:23:50,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:50,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:23:50,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-08 22:23:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 22:23:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:23:50,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:50,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:50,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:50,380 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:50,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:23:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:50,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:50,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:23:50,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:50,647 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-08 22:23:50,661 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 16 treesize of output 17 [2024-11-08 22:23:50,981 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:23:50,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 30 [2024-11-08 22:23:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:51,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:23:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:53,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-08 22:23:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-08 22:23:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:23:53,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:53,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:53,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:53,308 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:53,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:23:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:23:53,516 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:53,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:53,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:23:53,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-08 22:23:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-08 22:23:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:23:53,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:53,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:53,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:53,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:53,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:23:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:53,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 22:23:53,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:53,929 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 [2024-11-08 22:23:54,352 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-08 22:23:54,353 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 [2024-11-08 22:23:55,280 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 22:23:55,281 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 59 treesize of output 35 [2024-11-08 22:23:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:23:55,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:24:02,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:24:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-08 22:24:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-08 22:24:02,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:24:02,227 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-08 22:24:02,235 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:24:02,371 INFO L77 FloydHoareUtils]: At program point trunc_double_returnLabel#1(lines 19 62) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16|))) (let ((.cse1 (select .cse2 (_ bv4 32))) (.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|))) (and (= (bvand (_ bv2147483648 32) .cse0) .cse1) (= (_ bv0 32) (select .cse2 (_ bv0 32))) (= |ULTIMATE.start_trunc_double_#res#1| (let ((.cse3 (concat .cse1 (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= (select (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24|) (_ bv4 32)) .cse0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))))) [2024-11-08 22:24:02,372 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 76 93) the Hoare annotation is: true [2024-11-08 22:24:02,372 INFO L77 FloydHoareUtils]: At program point L32(lines 32 60) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= |ULTIMATE.start_trunc_double_~signbit~0#1| (bvand .cse1 (_ bv2147483648 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))))))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:24:02,372 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2024-11-08 22:24:02,374 INFO L77 FloydHoareUtils]: At program point L24-1(lines 24 29) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 |ULTIMATE.start_trunc_double_~msw~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))))))) [2024-11-08 22:24:02,374 INFO L77 FloydHoareUtils]: At program point L24-2(lines 24 29) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_trunc_double_~x#1|) [2024-11-08 22:24:02,374 INFO L77 FloydHoareUtils]: At program point L24-3(lines 24 29) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 |ULTIMATE.start_trunc_double_~msw~0#1|) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))))))) [2024-11-08 22:24:02,375 INFO L75 FloydHoareUtils]: For program point L49(lines 49 60) no Hoare annotation was computed. [2024-11-08 22:24:02,375 INFO L75 FloydHoareUtils]: For program point L41-1(lines 41 47) no Hoare annotation was computed. [2024-11-08 22:24:02,375 INFO L75 FloydHoareUtils]: For program point L41-2(lines 41 47) no Hoare annotation was computed. [2024-11-08 22:24:02,375 INFO L77 FloydHoareUtils]: At program point L33(lines 33 48) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= |ULTIMATE.start_trunc_double_~signbit~0#1| (bvand .cse1 (_ bv2147483648 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))))))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:24:02,376 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:24:02,376 INFO L77 FloydHoareUtils]: At program point L87(line 87) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16|))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (.cse1 (select .cse2 (_ bv4 32)))) (and (= (bvand (_ bv2147483648 32) .cse0) .cse1) (= (_ bv0 32) (select .cse2 (_ bv0 32))) (= (select (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24|) (_ bv4 32)) .cse0) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse3 (concat .cse1 (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))))) |ULTIMATE.start_main_#t~short12#1|) [2024-11-08 22:24:02,376 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 59) no Hoare annotation was computed. [2024-11-08 22:24:02,377 INFO L77 FloydHoareUtils]: At program point L87-2(lines 87 90) the Hoare annotation is: |ULTIMATE.start_main_#t~short12#1| [2024-11-08 22:24:02,377 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 59) no Hoare annotation was computed. [2024-11-08 22:24:02,377 INFO L77 FloydHoareUtils]: At program point L54-3(lines 32 60) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16|))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (.cse1 (select .cse2 (_ bv4 32)))) (and (= (bvand (_ bv2147483648 32) .cse0) .cse1) (= (_ bv0 32) (select .cse2 (_ bv0 32))) (= (select (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24|) (_ bv4 32)) .cse0) (= (let ((.cse3 (concat .cse1 (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) |ULTIMATE.start_trunc_double_~x#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))))) [2024-11-08 22:24:02,377 INFO L75 FloydHoareUtils]: For program point L50(lines 50 52) no Hoare annotation was computed. [2024-11-08 22:24:02,379 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:24:02,379 INFO L77 FloydHoareUtils]: At program point L67-1(lines 67 71) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___signbit_double_~msw~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))) [2024-11-08 22:24:02,379 INFO L77 FloydHoareUtils]: At program point L34-1(lines 34 39) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16|))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (.cse1 (select .cse2 (_ bv4 32)))) (and (= (bvand (_ bv2147483648 32) .cse0) .cse1) (= (_ bv0 32) (select .cse2 (_ bv0 32))) (= (select (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24|) (_ bv4 32)) .cse0) (= (let ((.cse3 (concat .cse1 (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) |ULTIMATE.start_trunc_double_~x#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))))) [2024-11-08 22:24:02,380 INFO L77 FloydHoareUtils]: At program point L67-2(lines 67 71) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#iw_u~0#1.base_16|))) (let ((.cse1 (select .cse2 (_ bv4 32))) (.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|))) (and (= (bvand (_ bv2147483648 32) .cse0) .cse1) (= (_ bv0 32) (select .cse2 (_ bv0 32))) (= |ULTIMATE.start___signbit_double_~x#1| (let ((.cse3 (concat .cse1 (_ bv0 32)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3)))) (= (select (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_24|) (_ bv4 32)) .cse0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))))) [2024-11-08 22:24:02,380 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_15| (_ BitVec 64)) (|v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_trunc_double_~#ew_u~0#1.base_19|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_15|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_15|)) (= |ULTIMATE.start_trunc_double_~signbit~0#1| (bvand .cse1 (_ bv2147483648 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_15|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_15|))))))) [2024-11-08 22:24:02,380 INFO L77 FloydHoareUtils]: At program point L67-3(lines 67 71) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)) (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|) |ULTIMATE.start___signbit_double_~msw~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|)) (_ +zero 11 53)))) [2024-11-08 22:24:02,380 INFO L75 FloydHoareUtils]: For program point L88(line 88) no Hoare annotation was computed. [2024-11-08 22:24:02,400 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:24:02,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:24:02 ImpRootNode [2024-11-08 22:24:02,406 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:24:02,406 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:24:02,406 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:24:02,407 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:24:02,407 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:23:48" (3/4) ... [2024-11-08 22:24:02,410 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:24:02,418 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-08 22:24:02,418 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 22:24:02,418 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:24:02,419 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:24:02,510 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:24:02,514 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:24:02,514 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:24:02,515 INFO L158 Benchmark]: Toolchain (without parser) took 15119.88ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 56.1MB in the beginning and 66.9MB in the end (delta: -10.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,515 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.5MB in the end (delta: 152.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.42ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 41.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.95ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:02,516 INFO L158 Benchmark]: Boogie Preprocessor took 58.64ms. Allocated memory is still 79.7MB. Free memory was 39.8MB in the beginning and 38.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:24:02,517 INFO L158 Benchmark]: RCFGBuilder took 610.28ms. Allocated memory is still 79.7MB. Free memory was 38.1MB in the beginning and 45.2MB in the end (delta: -7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,517 INFO L158 Benchmark]: CodeCheck took 13865.54ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 44.9MB in the beginning and 72.1MB in the end (delta: -27.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,522 INFO L158 Benchmark]: Witness Printer took 107.77ms. Allocated memory is still 123.7MB. Free memory was 72.1MB in the beginning and 66.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:24:02,524 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: 13.6s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 394 SdHoareTripleChecker+Valid, 9.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 218 SdHoareTripleChecker+Invalid, 9.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 323 IncrementalHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 166 mSDtfsCounter, 323 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 722 GetRequests, 672 SyntacticMatches, 8 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 83 ConstructedInterpolants, 26 QuantifiedInterpolants, 953 SizeOfPredicates, 17 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 54 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.5MB in the end (delta: 152.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.42ms. Allocated memory is still 79.7MB. Free memory was 55.8MB in the beginning and 41.8MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.95ms. Allocated memory is still 79.7MB. Free memory was 41.8MB in the beginning and 40.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.64ms. Allocated memory is still 79.7MB. Free memory was 39.8MB in the beginning and 38.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 610.28ms. Allocated memory is still 79.7MB. Free memory was 38.1MB in the beginning and 45.2MB in the end (delta: -7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 13865.54ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 44.9MB in the beginning and 72.1MB in the end (delta: -27.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Witness Printer took 107.77ms. Allocated memory is still 123.7MB. Free memory was 72.1MB in the beginning and 66.9MB 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 RESULT: Ultimate proved your program to be correct! [2024-11-08 22:24:02,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef8a633-3dd6-49e2-a7e9-dacfd3f5cdaf/bin/ukojak-verify-ImItNfHLgk/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