./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0921.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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0921.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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 e738debe116f53547f4d856a26a196b1ac73097502894c4fa34f78b8e888418f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:00:12,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:00:12,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:00:12,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:00:12,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:00:12,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:00:12,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:00:12,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:00:12,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:00:12,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:00:12,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:00:12,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:00:12,471 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:00:12,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:00:12,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:00:12,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:00:12,472 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:00:12,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:00:12,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:00:12,473 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:00:12,473 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:00:12,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:00:12,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:00:12,475 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:00:12,475 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:00:12,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:00:12,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:00:12,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:00:12,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:00:12,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:00:12,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:00:12,477 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:00:12,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:00:12,478 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e738debe116f53547f4d856a26a196b1ac73097502894c4fa34f78b8e888418f [2024-11-08 23:00:12,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:00:12,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:00:12,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:00:12,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:00:12,848 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:00:12,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0921.c Unable to find full path for "g++" [2024-11-08 23:00:15,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:00:15,261 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:00:15,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c [2024-11-08 23:00:15,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/56c4c2fb7/331caf15bfd641bcbe84ef897b025dad/FLAG6d3a5368c [2024-11-08 23:00:15,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/56c4c2fb7/331caf15bfd641bcbe84ef897b025dad [2024-11-08 23:00:15,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:00:15,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:00:15,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:00:15,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:00:15,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:00:15,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:15,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13155015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15, skipping insertion in model container [2024-11-08 23:00:15,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:15,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:00:15,913 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c[3212,3225] [2024-11-08 23:00:15,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:00:15,928 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:00:15,969 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c[3212,3225] [2024-11-08 23:00:15,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:00:15,990 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:00:15,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15 WrapperNode [2024-11-08 23:00:15,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:00:15,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:00:15,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:00:15,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:00:16,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,037 INFO L138 Inliner]: procedures = 18, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 173 [2024-11-08 23:00:16,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:00:16,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:00:16,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:00:16,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:00:16,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,073 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:00:16,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:00:16,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:00:16,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:00:16,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:15" (1/1) ... [2024-11-08 23:00:16,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:00:16,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:00:16,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:00:16,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:00:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:00:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:00:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:00:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 23:00:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:00:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 23:00:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:00:16,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:00:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:00:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:00:16,233 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:00:16,235 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:00:16,503 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-08 23:00:16,503 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:00:16,710 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:00:16,710 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 23:00:16,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:16 BoogieIcfgContainer [2024-11-08 23:00:16,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:00:16,712 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:00:16,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:00:16,724 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:00:16,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:16" (1/1) ... [2024-11-08 23:00:16,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:00:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 23:00:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 23:00:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:00:16,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:00:16,939 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 23:00:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-08 23:00:16,963 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-08 23:00:16,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:00:16,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:16,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:00:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:17,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:00:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:17,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:00:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:17,202 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:00:17,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:00:17 ImpRootNode [2024-11-08 23:00:17,230 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:00:17,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:00:17,231 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:00:17,231 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:00:17,231 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:16" (3/4) ... [2024-11-08 23:00:17,234 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:00:17,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:00:17,236 INFO L158 Benchmark]: Toolchain (without parser) took 1595.09ms. Allocated memory is still 161.5MB. Free memory was 126.5MB in the beginning and 100.1MB in the end (delta: 26.4MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,237 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:00:17,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.64ms. Allocated memory is still 161.5MB. Free memory was 126.5MB in the beginning and 111.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.54ms. Allocated memory is still 161.5MB. Free memory was 111.8MB in the beginning and 109.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,238 INFO L158 Benchmark]: Boogie Preprocessor took 41.91ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,239 INFO L158 Benchmark]: RCFGBuilder took 629.73ms. Allocated memory is still 161.5MB. Free memory was 108.0MB in the beginning and 122.5MB in the end (delta: -14.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,239 INFO L158 Benchmark]: CodeCheck took 517.72ms. Allocated memory is still 161.5MB. Free memory was 122.5MB in the beginning and 100.1MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:00:17,243 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 161.5MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:00:17,246 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, 20 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, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 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, 10 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 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: 126]: 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 113, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L26-L30] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L32] static const float zero_log = 0.0; [L121] float x = 0.0f / 0.0f; [L122] CALL, EXPR __ieee754_logf(x) [L35] float hfsq, f, s, z, R, w, t1, t2, dk; [L36] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L39] ieee_float_shape_type gf_u; [L40] gf_u.value = (x) [L41] EXPR gf_u.word [L41] (ix) = gf_u.word [L44] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ix=0, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L45] COND TRUE ((ix & 0x7fffffff) == 0) [L46] return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, k=0, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=2, zero_log=0] [L122] RET, EXPR __ieee754_logf(x) [L122] float res = __ieee754_logf(x); [L125] CALL, EXPR isnan_float(res) [L113] return x != x; [L125] RET, EXPR isnan_float(res) [L125] COND TRUE !isnan_float(res) [L126] reach_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 107.0MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.64ms. Allocated memory is still 161.5MB. Free memory was 126.5MB in the beginning and 111.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.54ms. Allocated memory is still 161.5MB. Free memory was 111.8MB in the beginning and 109.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.91ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 108.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.73ms. Allocated memory is still 161.5MB. Free memory was 108.0MB in the beginning and 122.5MB in the end (delta: -14.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * CodeCheck took 517.72ms. Allocated memory is still 161.5MB. Free memory was 122.5MB in the beginning and 100.1MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 161.5MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:00:17,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0921.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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 e738debe116f53547f4d856a26a196b1ac73097502894c4fa34f78b8e888418f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:00:19,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:00:19,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:00:19,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:00:19,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:00:19,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:00:19,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:00:19,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:00:19,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:00:19,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:00:19,811 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:00:19,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:00:19,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:00:19,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:00:19,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:00:19,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:00:19,816 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:00:19,816 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:00:19,816 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:00:19,817 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:00:19,817 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:00:19,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:00:19,821 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:00:19,822 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:00:19,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:00:19,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:00:19,823 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:19,823 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:00:19,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:00:19,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:00:19,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:00:19,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:00:19,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:00:19,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:00:19,825 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:19,825 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:00:19,827 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e738debe116f53547f4d856a26a196b1ac73097502894c4fa34f78b8e888418f [2024-11-08 23:00:20,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:00:20,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:00:20,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:00:20,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:00:20,249 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:00:20,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0921.c Unable to find full path for "g++" [2024-11-08 23:00:22,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:00:22,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:00:22,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c [2024-11-08 23:00:22,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/ee1233684/685451c5fee3424fb980742b3e8beb04/FLAG3ca2ac78d [2024-11-08 23:00:22,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/data/ee1233684/685451c5fee3424fb980742b3e8beb04 [2024-11-08 23:00:22,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:00:22,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:00:22,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:00:22,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:00:22,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:00:22,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:00:22" (1/1) ... [2024-11-08 23:00:22,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32334c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:22, skipping insertion in model container [2024-11-08 23:00:22,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:00:22" (1/1) ... [2024-11-08 23:00:22,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:00:22,997 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c[3212,3225] [2024-11-08 23:00:23,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:00:23,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:00:23,080 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_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/sv-benchmarks/c/float-newlib/float_req_bl_0921.c[3212,3225] [2024-11-08 23:00:23,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:00:23,115 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:00:23,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23 WrapperNode [2024-11-08 23:00:23,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:00:23,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:00:23,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:00:23,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:00:23,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,182 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2024-11-08 23:00:23,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:00:23,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:00:23,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:00:23,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:00:23,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:00:23,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:00:23,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:00:23,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:00:23,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:00:23" (1/1) ... [2024-11-08 23:00:23,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:00:23,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:00:23,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:00:23,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:00:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:00:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:00:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:00:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:00:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:00:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:00:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:00:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:00:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:00:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:00:23,456 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:00:23,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:01:10,195 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-08 23:01:10,195 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:01:10,325 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:01:10,325 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 23:01:10,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:10 BoogieIcfgContainer [2024-11-08 23:01:10,342 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:01:10,343 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:01:10,343 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:01:10,355 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:01:10,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:10" (1/1) ... [2024-11-08 23:01:10,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:01:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 23:01:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 23:01:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:01:10,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:10,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:01:10,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:01:10,435 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:01:10,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:01:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:10,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:01:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:10,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:01:10,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:10,937 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 23:01:10,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:01:21,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:01:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-08 23:01:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-08 23:01:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:01:21,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:21,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:01:21,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:01:21,415 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:01:21,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:01:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:22,507 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:01:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:22,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:01:22,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:22,999 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 23:01:23,047 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 32 treesize of output 16 [2024-11-08 23:01:23,383 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 23:01:23,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:01:25,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:01:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-08 23:01:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:01:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:01:25,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:25,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:01:25,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:01:25,248 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:01:25,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:01:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:26,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:01:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:26,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:01:26,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:27,914 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 23:01:27,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:01:32,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:01:43,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:01:53,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:01:56,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:01:57,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:01:58,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:02:00,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:02:02,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:02:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-08 23:02:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-08 23:02:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:02:03,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:03,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:03,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:03,077 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:03,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:02:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:02:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:04,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:02:04,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:04,744 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 23:02:04,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:02:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 23:02:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 23:02:05,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:02:05,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:05,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:05,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:05,091 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:05,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:02:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:06,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:02:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:06,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:02:06,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:06,203 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 23:02:06,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:02:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-08 23:02:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-08 23:02:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:02:06,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:06,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:06,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:02:06,220 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:02:06,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:02:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:09,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:02:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:17,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:02:17,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:17,710 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 23:02:17,750 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 32 treesize of output 16 [2024-11-08 23:02:18,606 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 23:02:18,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:02:21,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 23:02:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:02:25,011 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:02:25,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:02:25,011 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-08 23:02:25,019 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:02:25,850 INFO L75 FloydHoareUtils]: For program point L126(line 126) no Hoare annotation was computed. [2024-11-08 23:02:25,850 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 115 131) the Hoare annotation is: true [2024-11-08 23:02:25,851 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 126) no Hoare annotation was computed. [2024-11-08 23:02:25,851 INFO L77 FloydHoareUtils]: At program point L49(lines 49 50) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (not (bvslt |ULTIMATE.start___ieee754_logf_~ix~1#1| (_ bv0 32))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 23:02:25,851 INFO L77 FloydHoareUtils]: At program point L45(lines 45 46) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 23:02:25,852 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:02:25,852 INFO L77 FloydHoareUtils]: At program point __ieee754_logf_returnLabel#1(lines 34 110) the Hoare annotation is: (exists ((~zero_log~0 (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_logf_#res#1| (fp.div currentRoundingMode (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse0 .cse0)) ~zero_log~0))) [2024-11-08 23:02:25,852 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 58) no Hoare annotation was computed. [2024-11-08 23:02:25,853 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2024-11-08 23:02:25,853 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:02:25,853 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 42) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 23:02:25,853 INFO L77 FloydHoareUtils]: At program point L38-2(lines 38 42) the Hoare annotation is: (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-08 23:02:25,854 INFO L77 FloydHoareUtils]: At program point L38-3(lines 38 42) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 23:02:25,854 INFO L75 FloydHoareUtils]: For program point L63-1(lines 63 67) no Hoare annotation was computed. [2024-11-08 23:02:25,854 INFO L75 FloydHoareUtils]: For program point L63-2(lines 63 67) no Hoare annotation was computed. [2024-11-08 23:02:25,854 INFO L77 FloydHoareUtils]: At program point L125(lines 125 128) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-11-08 23:02:25,855 INFO L75 FloydHoareUtils]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2024-11-08 23:02:25,855 INFO L75 FloydHoareUtils]: For program point L51(lines 51 59) no Hoare annotation was computed. [2024-11-08 23:02:25,855 INFO L75 FloydHoareUtils]: For program point L51-1(lines 51 59) no Hoare annotation was computed. [2024-11-08 23:02:25,855 INFO L77 FloydHoareUtils]: At program point L47(lines 47 48) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_logf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_logf_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_logf_~ix~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 23:02:25,866 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 23:02:25,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:02:25 ImpRootNode [2024-11-08 23:02:25,869 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:02:25,869 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:02:25,869 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:02:25,871 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:02:25,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:10" (3/4) ... [2024-11-08 23:02:25,875 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:02:25,884 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-11-08 23:02:25,887 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 23:02:25,887 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:02:25,887 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:02:26,000 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:02:26,000 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:02:26,000 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:02:26,001 INFO L158 Benchmark]: Toolchain (without parser) took 123401.94ms. Allocated memory is still 81.8MB. Free memory was 60.8MB in the beginning and 29.5MB in the end (delta: 31.3MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,002 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.62ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 45.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.57ms. Allocated memory is still 81.8MB. Free memory was 45.4MB in the beginning and 43.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,003 INFO L158 Benchmark]: Boogie Preprocessor took 59.97ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,005 INFO L158 Benchmark]: RCFGBuilder took 47094.70ms. Allocated memory is still 81.8MB. Free memory was 41.2MB in the beginning and 58.9MB in the end (delta: -17.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,005 INFO L158 Benchmark]: CodeCheck took 75526.02ms. Allocated memory is still 81.8MB. Free memory was 58.9MB in the beginning and 34.8MB in the end (delta: 24.0MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,006 INFO L158 Benchmark]: Witness Printer took 131.59ms. Allocated memory is still 81.8MB. Free memory was 34.8MB in the beginning and 29.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:02:26,010 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 74.6s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 14 mSolverCounterUnknown, 226 SdHoareTripleChecker+Valid, 201.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 164 SdHoareTripleChecker+Invalid, 192.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 58 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 161 IncrementalHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 106 mSDtfsCounter, 161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 489 GetRequests, 464 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 8.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 57 ConstructedInterpolants, 11 QuantifiedInterpolants, 258 SizeOfPredicates, 11 NumberOfNonLiveVariables, 280 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 126]: 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 0.61ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.62ms. Allocated memory is still 81.8MB. Free memory was 60.6MB in the beginning and 45.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.57ms. Allocated memory is still 81.8MB. Free memory was 45.4MB in the beginning and 43.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.97ms. Allocated memory is still 81.8MB. Free memory was 43.4MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 47094.70ms. Allocated memory is still 81.8MB. Free memory was 41.2MB in the beginning and 58.9MB in the end (delta: -17.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * CodeCheck took 75526.02ms. Allocated memory is still 81.8MB. Free memory was 58.9MB in the beginning and 34.8MB in the end (delta: 24.0MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Witness Printer took 131.59ms. Allocated memory is still 81.8MB. Free memory was 34.8MB in the beginning and 29.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 23:02:26,227 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 23:02:26,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc6c08b-121a-402d-a8bb-e3a7d3087bda/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE