./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1011b.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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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 10784a87e48316f2b03c13799bd6ebc99b9b18e5987e0f86e07dc775e21d10ae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:49:55,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:49:55,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:49:55,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:49:55,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:49:55,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:49:55,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:49:55,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:49:55,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:49:55,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:49:55,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:49:55,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:49:55,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:49:55,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:49:55,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:49:55,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:49:55,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:49:55,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:49:55,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:49:55,718 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:49:55,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:49:55,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:49:55,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:49:55,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:49:55,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:49:55,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:49:55,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:49:55,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:55,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:49:55,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:49:55,725 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:49:55,725 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:49:55,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:49:55,726 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10784a87e48316f2b03c13799bd6ebc99b9b18e5987e0f86e07dc775e21d10ae [2024-11-09 00:49:56,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:49:56,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:49:56,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:49:56,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:49:56,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:49:56,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c Unable to find full path for "g++" [2024-11-09 00:49:58,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:49:58,235 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:49:58,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2024-11-09 00:49:58,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/70a97f194/a6345b2a01e948eb9762dc627caca70c/FLAGe403500d3 [2024-11-09 00:49:58,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/70a97f194/a6345b2a01e948eb9762dc627caca70c [2024-11-09 00:49:58,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:49:58,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:49:58,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:58,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:49:58,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:49:58,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5c2801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58, skipping insertion in model container [2024-11-09 00:49:58,279 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:49:58,516 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c[1146,1159] [2024-11-09 00:49:58,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:58,530 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:49:58,550 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c[1146,1159] [2024-11-09 00:49:58,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:58,569 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:49:58,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58 WrapperNode [2024-11-09 00:49:58,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:58,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:58,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:49:58,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:49:58,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,606 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-09 00:49:58,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:58,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:49:58,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:49:58,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:49:58,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:49:58,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:49:58,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:49:58,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:49:58,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:58,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:49:58,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:49:58,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:49:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:49:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:49:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:49:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:49:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:49:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:49:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:49:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:49:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:49:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:49:58,793 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:49:58,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:49:58,958 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 00:49:58,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:49:59,003 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:49:59,003 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:49:59,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59 BoogieIcfgContainer [2024-11-09 00:49:59,004 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:49:59,005 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:49:59,005 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:49:59,014 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:49:59,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:49:59,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-09 00:49:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-09 00:49:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:49:59,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:59,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:49:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:49:59,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:49:59,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:59,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:59,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:49:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:59,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:49:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:59,512 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:49:59,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:49:59 ImpRootNode [2024-11-09 00:49:59,549 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:49:59,550 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:49:59,550 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:49:59,551 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:49:59,553 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59" (3/4) ... [2024-11-09 00:49:59,557 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:49:59,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:49:59,559 INFO L158 Benchmark]: Toolchain (without parser) took 1292.53ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 63.3MB in the beginning and 120.4MB in the end (delta: -57.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:59,560 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:59,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.35ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 63.1MB in the beginning and 139.4MB in the end (delta: -76.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-09 00:49:59,562 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.85ms. Allocated memory is still 174.1MB. Free memory was 139.4MB in the beginning and 137.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:49:59,563 INFO L158 Benchmark]: Boogie Preprocessor took 32.64ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 136.5MB in the end (delta: 799.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:59,565 INFO L158 Benchmark]: RCFGBuilder took 359.77ms. Allocated memory is still 174.1MB. Free memory was 136.5MB in the beginning and 139.3MB in the end (delta: -2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:49:59,566 INFO L158 Benchmark]: CodeCheck took 544.39ms. Allocated memory is still 174.1MB. Free memory was 139.3MB in the beginning and 120.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:49:59,566 INFO L158 Benchmark]: Witness Printer took 8.38ms. Allocated memory is still 174.1MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:59,571 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, 15 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, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 52]: 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 someBinaryFLOATComparisonOperation at line 51, overapproximation of someUnaryFLOAToperation at line 47. Possible FailurePath: [L47] float x = -0.0f; [L48] CALL, EXPR fabs_float(x) [L15] __uint32_t ix; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (ix) = gf_u.word [L22] ieee_float_shape_type sf_u; [L23] sf_u.word = (ix & 0x7fffffff) [L24] EXPR sf_u.value [L24] (x) = sf_u.value [L26] return x; [L48] RET, EXPR fabs_float(x) [L48] float res = fabs_float(x); [L51] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [res=2] [L51] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L52] reach_error() VAL [res=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.35ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 63.1MB in the beginning and 139.4MB in the end (delta: -76.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.85ms. Allocated memory is still 174.1MB. Free memory was 139.4MB in the beginning and 137.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.64ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 136.5MB in the end (delta: 799.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.77ms. Allocated memory is still 174.1MB. Free memory was 136.5MB in the beginning and 139.3MB in the end (delta: -2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 544.39ms. Allocated memory is still 174.1MB. Free memory was 139.3MB in the beginning and 120.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 8.38ms. Allocated memory is still 174.1MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:49:59,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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 10784a87e48316f2b03c13799bd6ebc99b9b18e5987e0f86e07dc775e21d10ae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:02,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:02,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:50:02,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:02,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:02,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:02,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:02,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:02,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:02,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:02,236 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:02,237 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:02,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:02,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:02,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:02,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:02,242 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:50:02,243 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:50:02,243 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:02,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:50:02,244 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:02,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:02,249 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:02,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:02,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:02,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:02,250 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:02,250 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:50:02,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:02,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:02,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:02,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:02,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:02,254 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:50:02,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:02,255 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:50:02,255 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10784a87e48316f2b03c13799bd6ebc99b9b18e5987e0f86e07dc775e21d10ae [2024-11-09 00:50:02,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:02,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:02,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:02,746 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:02,748 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:02,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c Unable to find full path for "g++" [2024-11-09 00:50:04,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:05,222 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:05,223 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2024-11-09 00:50:05,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/29c5537a8/1e4562bb12e8487fad8076768aae1a0a/FLAG7e5652b1a [2024-11-09 00:50:05,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/data/29c5537a8/1e4562bb12e8487fad8076768aae1a0a [2024-11-09 00:50:05,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:05,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:05,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:05,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:05,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:05,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,545 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12de5cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05, skipping insertion in model container [2024-11-09 00:50:05,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,565 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:05,771 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c[1146,1159] [2024-11-09 00:50:05,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:05,795 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:05,822 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_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c[1146,1159] [2024-11-09 00:50:05,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:05,851 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:05,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05 WrapperNode [2024-11-09 00:50:05,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:05,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:05,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:05,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:05,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,894 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-09 00:50:05,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:05,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:05,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:05,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:05,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:05,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:05,961 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:05,961 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:05,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:05" (1/1) ... [2024-11-09 00:50:05,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:06,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:06,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:06,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:50:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:50:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:50:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:50:06,175 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:06,177 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:06,332 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:06,332 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:06,382 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:06,386 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:50:06,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:06 BoogieIcfgContainer [2024-11-09 00:50:06,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:06,387 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:06,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:06,398 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:06,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:06" (1/1) ... [2024-11-09 00:50:06,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:06,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-09 00:50:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-09 00:50:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:50:06,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:06,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:06,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:06,473 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:06,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:50:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:06,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:06,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:50:06,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:06,641 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:50:06,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:50:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:50:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:50:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:50:06,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:06,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:06,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:06,694 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:06,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:50:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:06,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:06,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:50:06,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:06,998 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 [2024-11-09 00:50:07,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2024-11-09 00:50:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:07,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:50:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-09 00:50:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-09 00:50:07,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:50:07,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:07,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:07,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:07,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:50:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:07,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:07,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:50:07,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:07,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:50:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-09 00:50:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-09 00:50:07,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:50:07,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:07,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:07,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:07,576 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:07,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:50:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:07,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:07,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:50:07,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:07,846 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 [2024-11-09 00:50:07,931 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-09 00:50:07,932 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 40 treesize of output 31 [2024-11-09 00:50:08,277 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-09 00:50:08,278 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 64 treesize of output 40 [2024-11-09 00:50:08,292 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-09 00:50:08,294 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 56 treesize of output 24 [2024-11-09 00:50:08,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:08,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:50:08,507 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (exists ((v_arrayElimCell_1 (_ BitVec 32))) (and (= (let ((.cse0 (bvand v_arrayElimCell_1 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) |c_ULTIMATE.start_fabs_float_~x#1|) (= (fp ((_ extract 31 31) v_arrayElimCell_1) ((_ extract 30 23) v_arrayElimCell_1) ((_ extract 22 0) v_arrayElimCell_1)) .cse1))) (not (exists ((|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse2 (select (select |c_#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18|) (_ bv0 32)))) (and (= .cse1 (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= |c_ULTIMATE.start_fabs_float_~x#1| (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (= .cse2 (bvand v_arrayElimCell_2 (_ bv2147483647 32))))))))) is different from false [2024-11-09 00:50:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-09 00:50:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-09 00:50:09,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:50:09,868 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-09 00:50:09,878 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:50:09,938 INFO L75 FloydHoareUtils]: For program point L52(line 52) no Hoare annotation was computed. [2024-11-09 00:50:09,938 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 41 57) the Hoare annotation is: true [2024-11-09 00:50:09,939 INFO L77 FloydHoareUtils]: At program point L32-1(lines 32 36) the Hoare annotation is: (exists ((v_arrayElimCell_2 (_ BitVec 32))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (let ((.cse0 (bvand v_arrayElimCell_2 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))))) [2024-11-09 00:50:09,939 INFO L77 FloydHoareUtils]: At program point L32-2(lines 32 36) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start___signbit_float_~x#1|) (= (bvand v_arrayElimCell_2 (_ bv2147483647 32)) .cse0)))) [2024-11-09 00:50:09,941 INFO L77 FloydHoareUtils]: At program point L32-3(lines 32 36) the Hoare annotation is: (exists ((v_arrayElimCell_2 (_ BitVec 32))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (let ((.cse0 (bvand v_arrayElimCell_2 (_ bv2147483647 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))))) [2024-11-09 00:50:09,941 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 52) no Hoare annotation was computed. [2024-11-09 00:50:09,941 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 20) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.neg (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-09 00:50:09,941 INFO L77 FloydHoareUtils]: At program point L16-2(lines 16 20) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_fabs_float_~x#1|) [2024-11-09 00:50:09,942 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:50:09,942 INFO L77 FloydHoareUtils]: At program point L21(lines 21 25) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_fabs_float_~x#1|) (= (bvand v_arrayElimCell_2 (_ bv2147483647 32)) .cse0)))) [2024-11-09 00:50:09,944 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 25) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#gf_u~0#1.base_13|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.neg (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fabs_float_~ix~0#1|)))) [2024-11-09 00:50:09,945 INFO L77 FloydHoareUtils]: At program point L21-2(lines 21 25) the Hoare annotation is: (exists ((|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_fabs_float_~x#1|) (= (bvand v_arrayElimCell_2 (_ bv2147483647 32)) .cse0)))) [2024-11-09 00:50:09,945 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:50:09,945 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18| (_ BitVec 32)) (v_arrayElimCell_2 (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_fabs_float_~#sf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) v_arrayElimCell_2) ((_ extract 30 23) v_arrayElimCell_2) ((_ extract 22 0) v_arrayElimCell_2))) (= (bvand v_arrayElimCell_2 (_ bv2147483647 32)) .cse0) (= |ULTIMATE.start_main_~res~0#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-09 00:50:09,945 INFO L77 FloydHoareUtils]: At program point L51-2(lines 51 54) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-09 00:50:09,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:09 ImpRootNode [2024-11-09 00:50:09,960 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:09,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:09,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:09,962 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:09,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:06" (3/4) ... [2024-11-09 00:50:09,965 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:50:09,976 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-09 00:50:09,976 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:50:09,977 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 00:50:09,977 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:50:10,062 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:50:10,063 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:50:10,063 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:10,066 INFO L158 Benchmark]: Toolchain (without parser) took 4528.45ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 59.6MB in the beginning and 42.9MB in the end (delta: 16.7MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,066 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:10,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.51ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 46.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.16ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,072 INFO L158 Benchmark]: Boogie Preprocessor took 64.62ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 62.8MB in the end (delta: -18.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,072 INFO L158 Benchmark]: RCFGBuilder took 425.93ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 49.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,073 INFO L158 Benchmark]: CodeCheck took 3573.24ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.0MB in the beginning and 47.1MB in the end (delta: 1.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,073 INFO L158 Benchmark]: Witness Printer took 102.70ms. Allocated memory is still 100.7MB. Free memory was 47.1MB in the beginning and 42.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:10,076 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 6 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 54 mSDtfsCounter, 85 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 281 GetRequests, 258 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 12 QuantifiedInterpolants, 441 SizeOfPredicates, 8 NumberOfNonLiveVariables, 173 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 52]: 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 0.86ms. Allocated memory is still 62.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.51ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 46.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.16ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.62ms. Allocated memory is still 83.9MB. Free memory was 44.5MB in the beginning and 62.8MB in the end (delta: -18.3MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 425.93ms. Allocated memory is still 83.9MB. Free memory was 62.5MB in the beginning and 49.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 3573.24ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.0MB in the beginning and 47.1MB in the end (delta: 1.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 102.70ms. Allocated memory is still 100.7MB. Free memory was 47.1MB in the beginning and 42.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:50:10,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7a4a844-3b5b-436c-aafb-bc14ae8350fe/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