./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1092a.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_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/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_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/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_159f2cb0-e041-473b-a779-811e0ca9e61f/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 72455efc81eec5ddd76b20b40b527abca0a7be39904d76400cfd4c88dae80563 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:05,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:06,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:40:06,039 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:40:06,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:40:06,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:06,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:06,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:06,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:06,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:06,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:06,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:06,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:40:06,084 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:40:06,085 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:40:06,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:06,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:06,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:06,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:06,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:06,092 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:40:06,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:06,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:06,094 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:06,094 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:06,095 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:06,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:06,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:06,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:06,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:06,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:06,098 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:40:06,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:40:06,099 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_159f2cb0-e041-473b-a779-811e0ca9e61f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72455efc81eec5ddd76b20b40b527abca0a7be39904d76400cfd4c88dae80563 [2024-11-08 22:40:06,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:06,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:06,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:06,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:06,549 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:06,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c Unable to find full path for "g++" [2024-11-08 22:40:08,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:40:09,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:40:09,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2024-11-08 22:40:09,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/f27226a91/162bc67d428e4d28b99f6b1b01a575ee/FLAG6347a6c12 [2024-11-08 22:40:09,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/f27226a91/162bc67d428e4d28b99f6b1b01a575ee [2024-11-08 22:40:09,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:40:09,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:40:09,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:09,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:40:09,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:40:09,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4810c70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09, skipping insertion in model container [2024-11-08 22:40:09,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,260 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:40:09,532 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_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c[2110,2123] [2024-11-08 22:40:09,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:09,550 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:09,584 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_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c[2110,2123] [2024-11-08 22:40:09,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:09,611 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:09,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09 WrapperNode [2024-11-08 22:40:09,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:09,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:09,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:09,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:09,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,668 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 167 [2024-11-08 22:40:09,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:09,669 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:09,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:09,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:09,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:09,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:09,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:09,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:09,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:09" (1/1) ... [2024-11-08 22:40:09,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:09,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:09,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:09,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:40:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:40:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:40:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:40:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:40:09,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:09,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:40:09,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:40:09,920 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:09,923 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:10,389 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:10,389 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:10,771 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:10,773 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 22:40:10,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:10 BoogieIcfgContainer [2024-11-08 22:40:10,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:10,775 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:10,775 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:10,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:10,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:10" (1/1) ... [2024-11-08 22:40:10,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-08 22:40:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-08 22:40:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:40:10,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:10,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:11,072 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 22:40:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-08 22:40:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-08 22:40:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:40:11,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:11,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:40:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:11,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:11,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:40:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:40:11,386 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:40:11,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:40:11 ImpRootNode [2024-11-08 22:40:11,426 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:40:11,428 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:40:11,428 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:40:11,428 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:40:11,429 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:10" (3/4) ... [2024-11-08 22:40:11,432 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:40:11,433 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:40:11,435 INFO L158 Benchmark]: Toolchain (without parser) took 2226.10ms. Allocated memory is still 146.8MB. Free memory was 109.8MB in the beginning and 83.1MB in the end (delta: 26.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-08 22:40:11,435 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:11,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.65ms. Allocated memory is still 146.8MB. Free memory was 109.3MB in the beginning and 95.7MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:40:11,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.31ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:11,438 INFO L158 Benchmark]: Boogie Preprocessor took 44.36ms. Allocated memory is still 146.8MB. Free memory was 93.7MB in the beginning and 92.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:11,440 INFO L158 Benchmark]: RCFGBuilder took 1059.24ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 104.1MB in the end (delta: -11.9MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-11-08 22:40:11,441 INFO L158 Benchmark]: CodeCheck took 651.58ms. Allocated memory is still 146.8MB. Free memory was 104.1MB in the beginning and 83.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:40:11,442 INFO L158 Benchmark]: Witness Printer took 6.09ms. Allocated memory is still 146.8MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:11,450 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, 18 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, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 98]: 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 97, overapproximation of someUnaryDOUBLEoperation at line 93, overapproximation of someBinaryArithmeticDOUBLEoperation at line 55. Possible FailurePath: [L19] static const double huge_ceil = 1.0e300; [L93] double x = -0.0; [L94] CALL, EXPR ceil_double(x) [L22] __int32_t i0, i1, j0; [L23] __uint32_t i, j; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L25] ieee_double_shape_type ew_u; [L26] ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] (i0) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] (i1) = ew_u.parts.lsw [L30] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=11175, j0=52, x=2] [L31] COND FALSE !(j0 < 20) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=11175, j0=52, x=2] [L53] COND TRUE j0 > 51 [L54] COND FALSE !(j0 == 0x400) [L57] return x; VAL [\result=2, huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=11175] [L94] RET, EXPR ceil_double(x) [L94] double res = ceil_double(x); [L97] COND TRUE res != x VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L98] reach_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 90.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.65ms. Allocated memory is still 146.8MB. Free memory was 109.3MB in the beginning and 95.7MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.31ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.36ms. Allocated memory is still 146.8MB. Free memory was 93.7MB in the beginning and 92.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1059.24ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 104.1MB in the end (delta: -11.9MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * CodeCheck took 651.58ms. Allocated memory is still 146.8MB. Free memory was 104.1MB in the beginning and 83.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 6.09ms. Allocated memory is still 146.8MB. Free memory is still 83.1MB. 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 22:40:11,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/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_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/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_159f2cb0-e041-473b-a779-811e0ca9e61f/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 72455efc81eec5ddd76b20b40b527abca0a7be39904d76400cfd4c88dae80563 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:40:14,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:40:14,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:40:14,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:40:14,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:40:14,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:40:14,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:40:14,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:40:14,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:40:14,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:40:14,367 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:40:14,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:40:14,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:40:14,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:40:14,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:40:14,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:40:14,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:40:14,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:40:14,374 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:40:14,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:40:14,374 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:40:14,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:40:14,376 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:40:14,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:40:14,376 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:40:14,377 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:40:14,377 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:14,377 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:40:14,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:40:14,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:14,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:40:14,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:40:14,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:40:14,380 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:40:14,380 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:14,381 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:40:14,381 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_159f2cb0-e041-473b-a779-811e0ca9e61f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72455efc81eec5ddd76b20b40b527abca0a7be39904d76400cfd4c88dae80563 [2024-11-08 22:40:14,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:40:14,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:40:14,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:40:14,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:40:14,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:40:14,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c Unable to find full path for "g++" [2024-11-08 22:40:17,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:40:17,637 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:40:17,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2024-11-08 22:40:17,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/54f70e865/2e3cabe103274537b4c5f1aba84ec77f/FLAGb56a01e30 [2024-11-08 22:40:17,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/data/54f70e865/2e3cabe103274537b4c5f1aba84ec77f [2024-11-08 22:40:17,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:40:17,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:40:17,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:17,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:40:17,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:40:17,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:17" (1/1) ... [2024-11-08 22:40:17,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5027aea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:17, skipping insertion in model container [2024-11-08 22:40:17,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:40:17" (1/1) ... [2024-11-08 22:40:17,710 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:40:18,027 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_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c[2110,2123] [2024-11-08 22:40:18,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:18,085 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:40:18,140 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_159f2cb0-e041-473b-a779-811e0ca9e61f/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c[2110,2123] [2024-11-08 22:40:18,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:40:18,181 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:40:18,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18 WrapperNode [2024-11-08 22:40:18,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:40:18,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:18,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:40:18,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:40:18,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,261 INFO L138 Inliner]: procedures = 19, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2024-11-08 22:40:18,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:40:18,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:40:18,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:40:18,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:40:18,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:40:18,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:40:18,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:40:18,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:40:18,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:40:18" (1/1) ... [2024-11-08 22:40:18,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:40:18,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:40:18,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:40:18,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:40:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:40:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:40:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:40:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:40:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:40:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:40:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:40:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:40:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:40:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:40:18,585 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:40:18,588 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:40:19,952 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 22:40:19,953 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:40:20,159 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:40:20,160 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 22:40:20,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:20 BoogieIcfgContainer [2024-11-08 22:40:20,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:40:20,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:40:20,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:40:20,180 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:40:20,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:20" (1/1) ... [2024-11-08 22:40:20,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:40:20,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:20,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-08 22:40:20,268 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-08 22:40:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:40:20,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:20,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:20,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:20,275 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:20,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:40:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:20,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:20,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:40:20,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:20,558 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 22:40:20,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:40:20,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-08 22:40:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-08 22:40:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:40:20,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:20,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:20,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:20,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:20,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:40:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:20,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:20,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:40:20,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:21,225 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 22:40:21,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:40:21,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-08 22:40:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-08 22:40:21,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:40:21,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:21,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:21,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:21,458 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:21,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:40:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:21,787 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:21,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:40:21,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:22,233 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 22:40:22,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:40:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 22:40:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 22:40:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:40:23,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:23,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:23,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:23,835 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:23,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:40:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:24,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:24,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:40:24,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:24,077 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 22:40:24,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:40:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-08 22:40:24,274 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-08 22:40:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:40:24,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:24,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:24,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:24,278 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:24,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:40:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:24,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:24,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:40:24,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:24,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 22:40:24,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 22:40:26,223 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:40:26,224 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 56 treesize of output 24 [2024-11-08 22:40:26,338 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 22:40:26,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:40:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-08 22:40:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-08 22:40:29,287 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:40:29,287 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 22:40:29,300 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:40:29,539 INFO L75 FloydHoareUtils]: For program point L60(lines 60 61) no Hoare annotation was computed. [2024-11-08 22:40:29,539 INFO L75 FloydHoareUtils]: For program point L44(lines 44 45) no Hoare annotation was computed. [2024-11-08 22:40:29,539 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 85 103) the Hoare annotation is: true [2024-11-08 22:40:29,540 INFO L75 FloydHoareUtils]: For program point L53(lines 53 75) no Hoare annotation was computed. [2024-11-08 22:40:29,540 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:40:29,540 INFO L77 FloydHoareUtils]: At program point ceil_double_returnLabel#1(lines 21 83) the Hoare annotation is: (and (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_ceil_double_#res#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,541 INFO L77 FloydHoareUtils]: At program point L97(lines 97 100) the Hoare annotation is: (and (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (= |ULTIMATE.start_main_~res~0#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,541 INFO L77 FloydHoareUtils]: At program point L31(lines 31 75) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64)) (|v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse0 |ULTIMATE.start_ceil_double_~i1~0#1|) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_12|)) (= |ULTIMATE.start_ceil_double_~i0~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) .cse1) (= |ULTIMATE.start_ceil_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|))))))) (= (bvadd (_ bv1023 32) |ULTIMATE.start_ceil_double_~j0~0#1|) (bvand (_ bv2047 32) (bvashr |ULTIMATE.start_ceil_double_~i0~0#1| (_ bv20 32))))) [2024-11-08 22:40:29,543 INFO L75 FloydHoareUtils]: For program point L98(line 98) no Hoare annotation was computed. [2024-11-08 22:40:29,544 INFO L77 FloydHoareUtils]: At program point L32(lines 32 52) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64)) (|v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse0 |ULTIMATE.start_ceil_double_~i1~0#1|) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_12|)) (= |ULTIMATE.start_ceil_double_~i0~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) .cse1) (= |ULTIMATE.start_ceil_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|))))))) (= (bvadd (_ bv1023 32) |ULTIMATE.start_ceil_double_~j0~0#1|) (bvand (_ bv2047 32) (bvashr |ULTIMATE.start_ceil_double_~i0~0#1| (_ bv20 32))))) [2024-11-08 22:40:29,544 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 98) no Hoare annotation was computed. [2024-11-08 22:40:29,544 INFO L77 FloydHoareUtils]: At program point L24-1(lines 24 29) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64)) (|v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse0 |ULTIMATE.start_ceil_double_~i1~0#1|) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_12|)) (= |ULTIMATE.start_ceil_double_~i0~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) .cse1) (= |ULTIMATE.start_ceil_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|)))))))) [2024-11-08 22:40:29,545 INFO L77 FloydHoareUtils]: At program point L24-2(lines 24 29) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,545 INFO L77 FloydHoareUtils]: At program point L24-3(lines 24 29) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|) (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64)) (|v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse0 |ULTIMATE.start_ceil_double_~i1~0#1|) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_12|)) (= |ULTIMATE.start_ceil_double_~i0~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) .cse1) (= |ULTIMATE.start_ceil_double_~x#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|)))))))) [2024-11-08 22:40:29,545 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:40:29,545 INFO L77 FloydHoareUtils]: At program point L76(lines 76 81) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,546 INFO L77 FloydHoareUtils]: At program point L76-1(lines 76 81) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 64)) (|v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18| (_ BitVec 32))) (let ((.cse2 (select |#memory_int| |v_ULTIMATE.start_ceil_double_~#ew_u~0#1.base_18|))) (let ((.cse0 (select .cse2 (_ bv0 32))) (.cse1 (select .cse2 (_ bv4 32)))) (and (= .cse0 |ULTIMATE.start_ceil_double_~i1~0#1|) (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_12|)) (= |ULTIMATE.start_ceil_double_~i0~0#1| .cse1) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_12|) .cse1) (= |ULTIMATE.start_main_~x~0#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_12|))))))) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,546 INFO L77 FloydHoareUtils]: At program point L76-2(lines 76 81) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_double_~x#1| |ULTIMATE.start_main_~x~0#1|) (= (fp.neg (_ +zero 11 53)) |ULTIMATE.start_main_~x~0#1|)) [2024-11-08 22:40:29,565 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-08 22:40:29,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:40:29 ImpRootNode [2024-11-08 22:40:29,575 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:40:29,576 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:40:29,576 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:40:29,576 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:40:29,577 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:40:20" (3/4) ... [2024-11-08 22:40:29,581 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:40:29,593 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-08 22:40:29,594 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 22:40:29,595 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:40:29,595 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:40:29,632 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == x) [2024-11-08 22:40:29,673 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == x) [2024-11-08 22:40:29,735 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:40:29,738 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:40:29,739 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:40:29,740 INFO L158 Benchmark]: Toolchain (without parser) took 12070.76ms. Allocated memory was 65.0MB in the beginning and 100.7MB in the end (delta: 35.7MB). Free memory was 40.1MB in the beginning and 67.1MB in the end (delta: -27.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-11-08 22:40:29,741 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:29,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.27ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 58.9MB in the end (delta: -18.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-08 22:40:29,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.12ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 57.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:29,742 INFO L158 Benchmark]: Boogie Preprocessor took 73.66ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 55.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:40:29,743 INFO L158 Benchmark]: RCFGBuilder took 1826.57ms. Allocated memory is still 83.9MB. Free memory was 55.2MB in the beginning and 51.1MB in the end (delta: 4.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-08 22:40:29,744 INFO L158 Benchmark]: CodeCheck took 9409.32ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 50.9MB in the beginning and 72.1MB in the end (delta: -21.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:29,744 INFO L158 Benchmark]: Witness Printer took 163.17ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 67.1MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:40:29,747 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 197 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 117 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 217 IncrementalHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 85 mSDtfsCounter, 217 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 378 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 8 QuantifiedInterpolants, 445 SizeOfPredicates, 11 NumberOfNonLiveVariables, 194 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 98]: 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: 21]: Location Invariant Derived location invariant: (\result == x) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.27ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.0MB in the beginning and 58.9MB in the end (delta: -18.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.12ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 57.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.66ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 55.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1826.57ms. Allocated memory is still 83.9MB. Free memory was 55.2MB in the beginning and 51.1MB in the end (delta: 4.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * CodeCheck took 9409.32ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 50.9MB in the beginning and 72.1MB in the end (delta: -21.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 163.17ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 67.1MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-08 22:40:29,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_159f2cb0-e041-473b-a779-811e0ca9e61f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE