./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:37:35,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:37:35,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:37:35,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:37:35,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:37:35,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:37:35,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:37:35,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:37:35,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:37:35,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:37:35,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:37:35,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:37:35,324 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:37:35,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:37:35,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:37:35,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:37:35,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:37:35,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:37:35,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:37:35,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:37:35,328 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:37:35,332 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:37:35,332 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:37:35,332 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:37:35,333 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:37:35,333 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:37:35,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:37:35,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:35,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:37:35,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:37:35,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:37:35,334 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:37:35,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:37:35,335 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-11-08 19:37:35,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:37:35,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:37:35,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:37:35,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:37:35,630 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:37:35,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c Unable to find full path for "g++" [2024-11-08 19:37:37,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:37:37,826 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:37:37,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-08 19:37:37,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/bba496943/9a3aad0b1c5048b8912562e48772e8f2/FLAG8500dc346 [2024-11-08 19:37:37,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/bba496943/9a3aad0b1c5048b8912562e48772e8f2 [2024-11-08 19:37:37,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:37:37,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:37:37,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:37,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:37:37,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:37:37,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:37" (1/1) ... [2024-11-08 19:37:37,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bd2eefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:37, skipping insertion in model container [2024-11-08 19:37:37,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:37" (1/1) ... [2024-11-08 19:37:37,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:37:38,176 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-08 19:37:38,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:38,190 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:37:38,233 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-08 19:37:38,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:38,252 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:37:38,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38 WrapperNode [2024-11-08 19:37:38,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:38,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:38,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:37:38,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:37:38,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,303 INFO L138 Inliner]: procedures = 19, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 255 [2024-11-08 19:37:38,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:38,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:37:38,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:37:38,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:37:38,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:37:38,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:37:38,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:37:38,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:37:38,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:38" (1/1) ... [2024-11-08 19:37:38,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:38,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:37:38,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:37:38,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:37:38,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:37:38,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:37:38,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:37:38,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 19:37:38,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:37:38,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 19:37:38,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:37:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:37:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:37:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:37:38,553 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:37:38,555 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:37:38,988 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-11-08 19:37:38,988 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:37:39,138 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:37:39,139 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-08 19:37:39,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:39 BoogieIcfgContainer [2024-11-08 19:37:39,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:37:39,140 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:37:39,141 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:37:39,154 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:37:39,154 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:39" (1/1) ... [2024-11-08 19:37:39,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:37:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:39,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-08 19:37:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 19:37:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:37:39,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:39,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:37:39,442 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 19:37:39,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:37:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2024-11-08 19:37:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2024-11-08 19:37:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:37:39,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:37:39,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:37:39,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:39,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:39,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:37:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:37:39,692 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:37:39,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:37:39 ImpRootNode [2024-11-08 19:37:39,719 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:37:39,720 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:37:39,720 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:37:39,720 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:37:39,721 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:37:39" (3/4) ... [2024-11-08 19:37:39,724 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:37:39,725 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:37:39,726 INFO L158 Benchmark]: Toolchain (without parser) took 1863.92ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 129.5MB in the beginning and 175.8MB in the end (delta: -46.3MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-11-08 19:37:39,727 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:39,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 390.15ms. Allocated memory is still 163.6MB. Free memory was 129.2MB in the beginning and 113.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:37:39,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.64ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:39,729 INFO L158 Benchmark]: Boogie Preprocessor took 36.40ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:37:39,734 INFO L158 Benchmark]: RCFGBuilder took 798.23ms. Allocated memory is still 163.6MB. Free memory was 109.1MB in the beginning and 78.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 19:37:39,735 INFO L158 Benchmark]: CodeCheck took 578.78ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 78.5MB in the beginning and 175.8MB in the end (delta: -97.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:39,735 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 226.5MB. Free memory is still 175.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:37:39,740 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, 46 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, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 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, 11 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 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: 190]: 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 15, overapproximation of someUnaryDOUBLEoperation at line 104, overapproximation of someUnaryFLOAToperation at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 121. Possible FailurePath: [L17] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L100-L108] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L185] float x = 0.0f / 0.0f; [L186] CALL, EXPR __ieee754_asinf(x) [L111] float t, w, p, q, c, r, s; [L112] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L114] ieee_float_shape_type gf_u; [L115] gf_u.value = (x) [L116] EXPR gf_u.word [L116] (hx) = gf_u.word [L118] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, hx=1065353216, ix=1065353216, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L119] COND TRUE ix == 0x3f800000 [L121] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, hx=1065353216, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L186] RET, EXPR __ieee754_asinf(x) [L186] float res = __ieee754_asinf(x); [L189] CALL, EXPR isnan_float(res) [L15] return x != x; [L189] RET, EXPR isnan_float(res) [L189] COND TRUE !isnan_float(res) [L190] reach_error() VAL [huge_asin=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 390.15ms. Allocated memory is still 163.6MB. Free memory was 129.2MB in the beginning and 113.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.64ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 111.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.40ms. Allocated memory is still 163.6MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 798.23ms. Allocated memory is still 163.6MB. Free memory was 109.1MB in the beginning and 78.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 578.78ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 78.5MB in the beginning and 175.8MB in the end (delta: -97.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 226.5MB. Free memory is still 175.8MB. 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 19:37:39,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:37:42,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:37:42,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:37:42,255 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:37:42,256 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:37:42,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:37:42,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:37:42,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:37:42,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:37:42,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:37:42,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:37:42,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:37:42,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:37:42,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:37:42,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:37:42,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:37:42,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:37:42,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:37:42,266 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:37:42,267 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:37:42,267 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:37:42,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:37:42,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:37:42,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:37:42,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:37:42,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:37:42,272 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:42,273 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:37:42,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:37:42,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:42,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:37:42,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:37:42,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:37:42,276 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:37:42,276 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:37:42,277 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:37:42,277 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 647bc161061e103f8088ea3464d6a4d44d7e73a0b4bfb490fbf2839b361c9174 [2024-11-08 19:37:42,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:37:42,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:37:42,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:37:42,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:37:42,735 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:37:42,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0260.c Unable to find full path for "g++" [2024-11-08 19:37:44,824 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:37:45,120 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:37:45,121 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2024-11-08 19:37:45,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/bde96cd4d/04ac013c1e404aeb857aed96188a4c12/FLAGe44475375 [2024-11-08 19:37:45,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/data/bde96cd4d/04ac013c1e404aeb857aed96188a4c12 [2024-11-08 19:37:45,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:37:45,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:37:45,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:45,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:37:45,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:37:45,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5616788e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45, skipping insertion in model container [2024-11-08 19:37:45,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,198 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:37:45,458 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-08 19:37:45,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:45,496 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:37:45,572 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_3973671c-6b62-4ffb-bed3-c55f25ec2a68/sv-benchmarks/c/float-newlib/float_req_bl_0260.c[4552,4565] [2024-11-08 19:37:45,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:37:45,607 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:37:45,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45 WrapperNode [2024-11-08 19:37:45,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:37:45,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:45,609 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:37:45,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:37:45,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,682 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 238 [2024-11-08 19:37:45,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:37:45,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:37:45,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:37:45,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:37:45,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,704 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:37:45,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:37:45,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:37:45,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:37:45,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:37:45" (1/1) ... [2024-11-08 19:37:45,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:37:45,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:37:45,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:37:45,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:37:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:37:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:37:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:37:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 19:37:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:37:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:37:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:37:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 19:37:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:37:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:37:45,988 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:37:45,990 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:38:28,593 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live. [2024-11-08 19:38:28,593 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:38:28,708 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:38:28,709 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-08 19:38:28,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:28 BoogieIcfgContainer [2024-11-08 19:38:28,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:38:28,710 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:38:28,711 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:38:28,723 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:38:28,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:28" (1/1) ... [2024-11-08 19:38:28,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:38:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-08 19:38:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 19:38:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:38:28,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:28,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:28,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:38:28,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:38:28,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:38:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:29,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:38:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:29,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:38:29,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:29,541 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 19:38:29,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:38:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:29,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2024-11-08 19:38:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2024-11-08 19:38:29,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:38:29,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:29,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:29,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:38:29,641 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:38:29,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:38:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:30,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:38:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:31,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 19:38:31,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:31,237 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 19:38:31,263 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 19:38:31,573 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 19:38:31,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 19:38:36,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:38:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:38:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2024-11-08 19:38:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2024-11-08 19:38:36,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:38:36,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:38:36,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:38:36,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:38:36,193 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:38:36,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:38:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:37,574 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:38:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:38:37,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:38:37,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:38:38,596 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 19:38:38,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:38:52,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:02,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:08,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:13,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 19:39:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2024-11-08 19:39:15,046 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2024-11-08 19:39:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:39:15,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:15,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:15,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:15,049 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:15,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:39:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:17,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:17,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 19:39:17,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:17,916 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 19:39:17,918 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-08 19:39:18,193 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 19:39:18,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:39:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-08 19:39:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-08 19:39:19,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:39:19,631 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-08 19:39:19,638 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:39:20,029 INFO L75 FloydHoareUtils]: For program point L126(lines 126 127) no Hoare annotation was computed. [2024-11-08 19:39:20,029 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 178 195) the Hoare annotation is: true [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L77 FloydHoareUtils]: At program point L119(lines 119 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L78-1(lines 78 82) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtf_returnLabel#1(lines 19 84) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L161(lines 161 165) no Hoare annotation was computed. [2024-11-08 19:39:20,030 INFO L75 FloydHoareUtils]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2024-11-08 19:39:20,031 INFO L75 FloydHoareUtils]: For program point L161-2(lines 161 165) no Hoare annotation was computed. [2024-11-08 19:39:20,031 INFO L75 FloydHoareUtils]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2024-11-08 19:39:20,031 INFO L75 FloydHoareUtils]: For program point L87-2(lines 87 91) no Hoare annotation was computed. [2024-11-08 19:39:20,031 INFO L77 FloydHoareUtils]: At program point __ieee754_asinf_returnLabel#1(lines 110 176) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (let ((.cse1 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse1 .cse1)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) [2024-11-08 19:39:20,031 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:39:20,031 INFO L75 FloydHoareUtils]: For program point L55-1(lines 55 64) no Hoare annotation was computed. [2024-11-08 19:39:20,031 INFO L75 FloydHoareUtils]: For program point L55-3(lines 55 64) no Hoare annotation was computed. [2024-11-08 19:39:20,032 INFO L75 FloydHoareUtils]: For program point L55-4(lines 19 84) no Hoare annotation was computed. [2024-11-08 19:39:20,032 INFO L77 FloydHoareUtils]: At program point L113-1(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 19:39:20,032 INFO L77 FloydHoareUtils]: At program point L113-2(lines 113 117) the Hoare annotation is: (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-08 19:39:20,032 INFO L77 FloydHoareUtils]: At program point L113-3(lines 113 117) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-08 19:39:20,032 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-08 19:39:20,033 INFO L77 FloydHoareUtils]: At program point L122(lines 122 139) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~2#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-11-08 19:39:20,033 INFO L75 FloydHoareUtils]: For program point L40(lines 40 44) no Hoare annotation was computed. [2024-11-08 19:39:20,033 INFO L75 FloydHoareUtils]: For program point L40-2(lines 40 44) no Hoare annotation was computed. [2024-11-08 19:39:20,033 INFO L77 FloydHoareUtils]: At program point L189(lines 189 192) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret15#1|) [2024-11-08 19:39:20,034 INFO L75 FloydHoareUtils]: For program point L156-1(lines 156 160) no Hoare annotation was computed. [2024-11-08 19:39:20,034 INFO L75 FloydHoareUtils]: For program point L156-2(lines 156 160) no Hoare annotation was computed. [2024-11-08 19:39:20,034 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2024-11-08 19:39:20,034 INFO L75 FloydHoareUtils]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2024-11-08 19:39:20,034 INFO L75 FloydHoareUtils]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2024-11-08 19:39:20,035 INFO L75 FloydHoareUtils]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2024-11-08 19:39:20,035 INFO L75 FloydHoareUtils]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2024-11-08 19:39:20,035 INFO L75 FloydHoareUtils]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2024-11-08 19:39:20,035 INFO L75 FloydHoareUtils]: For program point L41-4(lines 41 42) no Hoare annotation was computed. [2024-11-08 19:39:20,035 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:39:20,035 INFO L75 FloydHoareUtils]: For program point L190(line 190) no Hoare annotation was computed. [2024-11-08 19:39:20,036 INFO L75 FloydHoareUtils]: For program point L124(lines 124 139) no Hoare annotation was computed. [2024-11-08 19:39:20,036 INFO L75 FloydHoareUtils]: For program point L124-1(lines 124 139) no Hoare annotation was computed. [2024-11-08 19:39:20,036 INFO L75 FloydHoareUtils]: For program point L34(lines 34 35) no Hoare annotation was computed. [2024-11-08 19:39:20,036 INFO L75 FloydHoareUtils]: For program point L125(lines 125 138) no Hoare annotation was computed. [2024-11-08 19:39:20,036 INFO L75 FloydHoareUtils]: For program point L92(lines 92 96) no Hoare annotation was computed. [2024-11-08 19:39:20,037 INFO L75 FloydHoareUtils]: For program point L92-1(lines 92 96) no Hoare annotation was computed. [2024-11-08 19:39:20,037 INFO L75 FloydHoareUtils]: For program point L92-2(lines 92 96) no Hoare annotation was computed. [2024-11-08 19:39:20,037 INFO L75 FloydHoareUtils]: For program point L150(lines 150 171) no Hoare annotation was computed. [2024-11-08 19:39:20,037 INFO L75 FloydHoareUtils]: For program point L150-2(lines 110 176) no Hoare annotation was computed. [2024-11-08 19:39:20,043 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 19:39:20,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:39:20 ImpRootNode [2024-11-08 19:39:20,049 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:39:20,049 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:39:20,049 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:39:20,050 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:39:20,050 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:38:28" (3/4) ... [2024-11-08 19:39:20,053 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:39:20,062 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-08 19:39:20,062 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 19:39:20,062 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:39:20,063 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:39:20,159 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:39:20,163 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:39:20,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:39:20,164 INFO L158 Benchmark]: Toolchain (without parser) took 95005.41ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 60.0MB in the beginning and 69.7MB in the end (delta: -9.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,165 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:39:20,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.11ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 43.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.50ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 40.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,166 INFO L158 Benchmark]: Boogie Preprocessor took 61.22ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 38.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,166 INFO L158 Benchmark]: RCFGBuilder took 42964.84ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 38.3MB in the beginning and 87.8MB in the end (delta: -49.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,167 INFO L158 Benchmark]: CodeCheck took 51338.27ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 74.8MB in the end (delta: 13.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,167 INFO L158 Benchmark]: Witness Printer took 114.24ms. Allocated memory is still 113.2MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:39:20,174 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, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 50.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 79.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 76.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 57 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 280 GetRequests, 256 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 9 QuantifiedInterpolants, 198 SizeOfPredicates, 10 NumberOfNonLiveVariables, 196 ConjunctsInSsa, 22 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: 190]: 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 0.68ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.11ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 43.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.50ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 40.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.22ms. Allocated memory is still 83.9MB. Free memory was 40.9MB in the beginning and 38.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 42964.84ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 38.3MB in the beginning and 87.8MB in the end (delta: -49.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 51338.27ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 74.8MB in the end (delta: 13.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Witness Printer took 114.24ms. Allocated memory is still 113.2MB. Free memory was 74.8MB in the beginning and 69.7MB in the end (delta: 5.0MB). 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 19:39:20,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3973671c-6b62-4ffb-bed3-c55f25ec2a68/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