./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052a.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_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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_02e75f17-80fa-4c8f-9b39-341486e98817/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 287a5bf8444b401ce04749f3ca2bec8e2df93e28872a1de21638e5476fd8b1e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:10:02,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:10:02,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:10:02,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:10:02,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:10:02,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:10:02,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:10:02,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:10:02,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:10:02,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:10:02,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:10:02,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:10:02,776 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:10:02,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:10:02,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:10:02,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:10:02,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:10:02,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:10:02,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:10:02,779 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:10:02,780 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:10:02,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:10:02,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:10:02,781 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:10:02,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:10:02,782 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:10:02,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:10:02,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:02,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:10:02,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:10:02,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:10:02,784 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:10:02,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:10:02,785 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_02e75f17-80fa-4c8f-9b39-341486e98817/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 287a5bf8444b401ce04749f3ca2bec8e2df93e28872a1de21638e5476fd8b1e2 [2024-11-08 22:10:03,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:10:03,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:10:03,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:10:03,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:10:03,082 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:10:03,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1052a.c Unable to find full path for "g++" [2024-11-08 22:10:05,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:10:05,288 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:10:05,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c [2024-11-08 22:10:05,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/1e5a9508a/bbdbc0a8d40d4a45a95f796b13e1e78c/FLAG6176cf736 [2024-11-08 22:10:05,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/1e5a9508a/bbdbc0a8d40d4a45a95f796b13e1e78c [2024-11-08 22:10:05,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:10:05,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:10:05,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:05,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:10:05,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:10:05,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:05,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ec46b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05, skipping insertion in model container [2024-11-08 22:10:05,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:05,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:10:05,921 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_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c[1777,1790] [2024-11-08 22:10:05,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:05,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:10:05,960 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_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c[1777,1790] [2024-11-08 22:10:05,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:05,980 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:10:05,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05 WrapperNode [2024-11-08 22:10:05,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:05,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:05,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:10:05,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:10:05,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:05,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,026 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2024-11-08 22:10:06,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:06,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:10:06,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:10:06,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:10:06,038 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:10:06,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:10:06,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:10:06,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:10:06,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:05" (1/1) ... [2024-11-08 22:10:06,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:06,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:10:06,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:10:06,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:10:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:10:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:10:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:10:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:10:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:10:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:10:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:10:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:10:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:10:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:10:06,248 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:10:06,251 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:10:06,586 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 22:10:06,586 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:10:06,746 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:10:06,746 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 22:10:06,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:06 BoogieIcfgContainer [2024-11-08 22:10:06,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:10:06,748 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:10:06,748 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:10:06,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:10:06,761 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:06" (1/1) ... [2024-11-08 22:10:06,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:10:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-08 22:10:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-08 22:10:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:10:06,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:06,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:06,972 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 22:10:06,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:06,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:10:06,993 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:10:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:10:06,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:06,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:10:07,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:10:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:10:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:10:07,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:10:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:10:07,309 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:10:07,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:10:07 ImpRootNode [2024-11-08 22:10:07,334 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:10:07,335 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:10:07,335 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:10:07,336 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:10:07,336 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:06" (3/4) ... [2024-11-08 22:10:07,339 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:10:07,340 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:10:07,341 INFO L158 Benchmark]: Toolchain (without parser) took 1658.89ms. Allocated memory is still 163.6MB. Free memory was 127.6MB in the beginning and 123.7MB in the end (delta: 3.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,342 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 65.4MB in the beginning and 65.3MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:07,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.00ms. Allocated memory is still 163.6MB. Free memory was 127.6MB in the beginning and 114.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.34ms. Allocated memory is still 163.6MB. Free memory was 114.3MB in the beginning and 112.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,344 INFO L158 Benchmark]: Boogie Preprocessor took 30.76ms. Allocated memory is still 163.6MB. Free memory was 112.3MB in the beginning and 110.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,345 INFO L158 Benchmark]: RCFGBuilder took 688.12ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 84.3MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 22:10:07,346 INFO L158 Benchmark]: CodeCheck took 587.04ms. Allocated memory is still 163.6MB. Free memory was 84.3MB in the beginning and 123.7MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:07,346 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 163.6MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:07,350 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 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, 60 GetRequests, 60 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 82]: 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 someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L77] float x = 1.0f / 0.0f; [L78] CALL, EXPR floor_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000, i0=1266679807, ix=1266679807, j0=23, x=3] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=3, huge_floor=1000000000000000000000000000000, i0=1266679807] [L78] RET, EXPR floor_float(x) [L78] float res = floor_float(x); [L81] CALL, EXPR isinf_float(res) [L60] __int32_t ix; VAL [huge_floor=1000000000000000000000000000000, x=3] [L62] ieee_float_shape_type gf_u; [L63] gf_u.value = (x) [L64] EXPR gf_u.word [L64] (ix) = gf_u.word [L66] ix &= 0x7fffffff [L67] return ((ix) == 0x7f800000L); [L81] RET, EXPR isinf_float(res) [L81] COND TRUE !isinf_float(res) [L82] reach_error() VAL [huge_floor=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory was 65.4MB in the beginning and 65.3MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.00ms. Allocated memory is still 163.6MB. Free memory was 127.6MB in the beginning and 114.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.34ms. Allocated memory is still 163.6MB. Free memory was 114.3MB in the beginning and 112.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.76ms. Allocated memory is still 163.6MB. Free memory was 112.3MB in the beginning and 110.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 688.12ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 84.3MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 587.04ms. Allocated memory is still 163.6MB. Free memory was 84.3MB in the beginning and 123.7MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 163.6MB. Free memory is still 123.7MB. 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 22:10:07,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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_02e75f17-80fa-4c8f-9b39-341486e98817/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 287a5bf8444b401ce04749f3ca2bec8e2df93e28872a1de21638e5476fd8b1e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:10:09,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:10:09,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:10:09,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:10:09,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:10:09,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:10:09,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:10:09,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:10:09,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:10:09,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:10:09,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:10:09,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:10:09,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:10:09,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:10:09,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:10:09,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:10:09,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:10:09,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:10:09,997 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:10:09,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:10:09,997 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:10:10,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:10:10,003 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:10:10,003 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:10:10,003 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:10:10,004 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:10:10,004 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:10,004 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:10:10,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:10:10,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:10,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:10:10,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:10:10,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:10:10,006 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:10:10,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:10,007 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:10:10,007 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_02e75f17-80fa-4c8f-9b39-341486e98817/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 287a5bf8444b401ce04749f3ca2bec8e2df93e28872a1de21638e5476fd8b1e2 [2024-11-08 22:10:10,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:10:10,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:10:10,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:10:10,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:10:10,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:10:10,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1052a.c Unable to find full path for "g++" [2024-11-08 22:10:12,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:10:12,832 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:10:12,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c [2024-11-08 22:10:12,844 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/af09f359d/92390a67ae8b42b8b1c6d2e0a90e1bc6/FLAG14697a3e2 [2024-11-08 22:10:13,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/data/af09f359d/92390a67ae8b42b8b1c6d2e0a90e1bc6 [2024-11-08 22:10:13,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:10:13,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:10:13,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:13,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:10:13,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:10:13,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218c37c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13, skipping insertion in model container [2024-11-08 22:10:13,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:10:13,380 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_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c[1777,1790] [2024-11-08 22:10:13,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:13,407 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:10:13,441 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_02e75f17-80fa-4c8f-9b39-341486e98817/sv-benchmarks/c/float-newlib/float_req_bl_1052a.c[1777,1790] [2024-11-08 22:10:13,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:13,480 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:10:13,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13 WrapperNode [2024-11-08 22:10:13,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:13,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:13,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:10:13,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:10:13,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,539 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2024-11-08 22:10:13,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:13,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:10:13,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:10:13,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:10:13,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,572 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:10:13,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:10:13,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:10:13,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:10:13,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:13" (1/1) ... [2024-11-08 22:10:13,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:10:13,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:10:13,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:10:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:10:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:10:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:10:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:10:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:10:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:10:13,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:10:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:10:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:10:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:10:13,846 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:10:13,850 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:10:14,361 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:10:14,361 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:10:14,437 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:10:14,437 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 22:10:14,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:14 BoogieIcfgContainer [2024-11-08 22:10:14,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:10:14,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:10:14,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:10:14,449 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:10:14,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:14" (1/1) ... [2024-11-08 22:10:14,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:10:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:14,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-08 22:10:14,515 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-08 22:10:14,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:10:14,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:14,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:14,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:14,522 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:14,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:10:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:14,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:14,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:10:14,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:14,733 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 22:10:14,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:10:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:10:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:10:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:10:14,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:14,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:14,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:14,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:14,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:10:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:15,077 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:15,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:15,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:10:15,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:15,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:10:15,743 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-08 22:10:15,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 58 [2024-11-08 22:10:15,758 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 22:10:15,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 42 [2024-11-08 22:10:16,210 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 22:10:16,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:10:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-08 22:10:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-08 22:10:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:10:18,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:18,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:10:18,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:10:18,342 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:10:18,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:10:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:18,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:10:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:18,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:10:18,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:18,638 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:10:18,646 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-08 22:10:19,052 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 22:10:19,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:10:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:20,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-08 22:10:20,481 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-08 22:10:20,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:10:20,482 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-08 22:10:20,492 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:10:20,671 INFO L77 FloydHoareUtils]: At program point L81(lines 81 84) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-08 22:10:20,671 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 87) the Hoare annotation is: true [2024-11-08 22:10:20,672 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-08 22:10:20,672 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_3 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)))) (and (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|))) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-08 22:10:20,674 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (and (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_isinf_float_~x#1|)))) [2024-11-08 22:10:20,674 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_3 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)))) (and (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|))) (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-08 22:10:20,674 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2024-11-08 22:10:20,675 INFO L77 FloydHoareUtils]: At program point floor_float_returnLabel#1(lines 15 56) the Hoare annotation is: (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (and (= .cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (= |ULTIMATE.start_floor_float_#res#1| (fp.add currentRoundingMode .cse0 .cse0))))) [2024-11-08 22:10:20,678 INFO L75 FloydHoareUtils]: For program point L82(line 82) no Hoare annotation was computed. [2024-11-08 22:10:20,678 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:10:20,679 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (exists ((|ULTIMATE.start_floor_float_~i0~0#1| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_floor_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_floor_float_~i0~0#1|))))) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~ix~0#1| (bvand .cse0 (_ bv2147483647 32)))))) (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-08 22:10:20,679 INFO L75 FloydHoareUtils]: For program point L50(lines 50 54) no Hoare annotation was computed. [2024-11-08 22:10:20,679 INFO L75 FloydHoareUtils]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2024-11-08 22:10:20,679 INFO L75 FloydHoareUtils]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2024-11-08 22:10:20,679 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:10:20,679 INFO L75 FloydHoareUtils]: For program point L26(lines 26 43) no Hoare annotation was computed. [2024-11-08 22:10:20,680 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse0 |ULTIMATE.start_floor_float_~i0~0#1|))))) [2024-11-08 22:10:20,680 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) [2024-11-08 22:10:20,680 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse0 |ULTIMATE.start_floor_float_~i0~0#1|))))) [2024-11-08 22:10:20,691 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:10:20,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:10:20 ImpRootNode [2024-11-08 22:10:20,697 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:10:20,697 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:10:20,697 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:10:20,698 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:10:20,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:14" (3/4) ... [2024-11-08 22:10:20,701 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:10:20,708 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-08 22:10:20,711 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 22:10:20,711 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:10:20,712 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:10:20,809 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:10:20,810 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:10:20,810 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:10:20,811 INFO L158 Benchmark]: Toolchain (without parser) took 7692.76ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 58.0MB in the beginning and 57.1MB in the end (delta: 946.4kB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-08 22:10:20,812 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:20,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.19ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 43.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:10:20,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.66ms. Allocated memory is still 81.8MB. Free memory was 43.9MB in the beginning and 42.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:20,813 INFO L158 Benchmark]: Boogie Preprocessor took 49.88ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 40.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:20,813 INFO L158 Benchmark]: RCFGBuilder took 847.13ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 43.1MB in the end (delta: -2.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2024-11-08 22:10:20,814 INFO L158 Benchmark]: CodeCheck took 6257.79ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 61.9MB in the end (delta: -19.2MB). Peak memory consumption was 110.3kB. Max. memory is 16.1GB. [2024-11-08 22:10:20,814 INFO L158 Benchmark]: Witness Printer took 113.17ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 57.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:10:20,817 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 103 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 49 mSDtfsCounter, 88 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 224 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 10 QuantifiedInterpolants, 430 SizeOfPredicates, 10 NumberOfNonLiveVariables, 132 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: 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 0.71ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.19ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 43.9MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.66ms. Allocated memory is still 81.8MB. Free memory was 43.9MB in the beginning and 42.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.88ms. Allocated memory is still 81.8MB. Free memory was 42.2MB in the beginning and 40.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 847.13ms. Allocated memory is still 81.8MB. Free memory was 40.5MB in the beginning and 43.1MB in the end (delta: -2.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * CodeCheck took 6257.79ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 61.9MB in the end (delta: -19.2MB). Peak memory consumption was 110.3kB. Max. memory is 16.1GB. * Witness Printer took 113.17ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 57.1MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 22:10:20,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e75f17-80fa-4c8f-9b39-341486e98817/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