./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a.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_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/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_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/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_797cb929-f878-4e48-bf86-8a213c04912b/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 bf11eea526b888c65da8e6a790bf111238c1a4f38cbbc626b5ee67504f89d28c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:49:43,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:49:43,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:49:43,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:49:43,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:49:43,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:49:43,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:49:43,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:49:43,597 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:49:43,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:49:43,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:49:43,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:49:43,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:49:43,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:49:43,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:49:43,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:49:43,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:49:43,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:49:43,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:49:43,607 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:49:43,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:49:43,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:49:43,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:49:43,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:49:43,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:49:43,609 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:49:43,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:49:43,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:43,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:49:43,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:49:43,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:49:43,611 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:49:43,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:49:43,613 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_797cb929-f878-4e48-bf86-8a213c04912b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf11eea526b888c65da8e6a790bf111238c1a4f38cbbc626b5ee67504f89d28c [2024-11-09 00:49:43,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:49:44,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:49:44,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:49:44,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:49:44,024 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:49:44,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c Unable to find full path for "g++" [2024-11-09 00:49:46,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:49:46,340 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:49:46,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2024-11-09 00:49:46,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/4ac62bc1d/dfeda3b7dc9d4092b18ff72e8789b5ba/FLAGeddf6a670 [2024-11-09 00:49:46,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/4ac62bc1d/dfeda3b7dc9d4092b18ff72e8789b5ba [2024-11-09 00:49:46,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:49:46,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:49:46,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:46,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:49:46,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:49:46,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13a534c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46, skipping insertion in model container [2024-11-09 00:49:46,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:49:46,689 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_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c[1607,1620] [2024-11-09 00:49:46,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:46,710 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:49:46,745 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_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c[1607,1620] [2024-11-09 00:49:46,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:46,764 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:49:46,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46 WrapperNode [2024-11-09 00:49:46,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:46,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:46,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:49:46,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:49:46,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,810 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-09 00:49:46,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:46,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:49:46,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:49:46,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:49:46,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:49:46,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:49:46,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:49:46,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:49:46,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:46" (1/1) ... [2024-11-09 00:49:46,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:46,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:49:46,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:49:46,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:49:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:49:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:49:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:49:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:49:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:49:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:49:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:49:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:49:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:49:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:49:47,083 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:49:47,087 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:49:47,434 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:49:47,435 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:49:47,648 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:49:47,648 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:49:47,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:47 BoogieIcfgContainer [2024-11-09 00:49:47,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:49:47,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:49:47,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:49:47,665 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:49:47,665 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:47" (1/1) ... [2024-11-09 00:49:47,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:49:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:47,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-09 00:49:47,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-09 00:49:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:49:47,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:47,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:47,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-09 00:49:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-09 00:49:47,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:49:47,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:47,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:48,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:48,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:49:48,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:49:48,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:49:48,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:48,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:48,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:49:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:48,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:49:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:49:48,831 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:49:48,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:49:48 ImpRootNode [2024-11-09 00:49:48,885 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:49:48,886 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:49:48,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:49:48,887 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:49:48,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:47" (3/4) ... [2024-11-09 00:49:48,891 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:49:48,893 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:49:48,894 INFO L158 Benchmark]: Toolchain (without parser) took 2504.33ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 94.0MB in the beginning and 132.2MB in the end (delta: -38.1MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,895 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:48,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.80ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 93.8MB in the beginning and 124.1MB in the end (delta: -30.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 163.6MB. Free memory was 124.1MB in the beginning and 122.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,899 INFO L158 Benchmark]: Boogie Preprocessor took 38.67ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 120.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,900 INFO L158 Benchmark]: RCFGBuilder took 797.92ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 114.9MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,901 INFO L158 Benchmark]: CodeCheck took 1235.27ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 132.6MB in the end (delta: -17.7MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2024-11-09 00:49:48,904 INFO L158 Benchmark]: Witness Printer took 6.94ms. Allocated memory is still 163.6MB. Free memory was 132.5MB in the beginning and 132.2MB in the end (delta: 338.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:49:48,908 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 66 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 26 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 133 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 2 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, 0.5s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 69]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 64, overapproximation of bitwiseAnd at line 22. Possible FailurePath: [L64] float x = 1.0f / 0.0f; [L65] CALL, EXPR trunc_float(x) [L15] __int32_t signbit, w, exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L21] signbit = w & 0x80000000 [L22] EXPR w & 0x7f800000 [L22] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L23] COND FALSE !(exponent_less_127 < 23) VAL [exponent_less_127=128, signbit=0, w=2139095040, x=2] [L39] COND FALSE !(exponent_less_127 == 255) VAL [signbit=0, w=2139095040, x=2] [L42] return x; VAL [\result=2, signbit=0, w=2139095040] [L65] RET, EXPR trunc_float(x) [L65] float res = trunc_float(x); [L68] CALL, EXPR isinf_float(res) [L47] __int32_t ix; VAL [x=2] [L49] ieee_float_shape_type gf_u; [L50] gf_u.value = (x) [L51] EXPR gf_u.word [L51] (ix) = gf_u.word [L53] ix &= 0x7fffffff [L54] return ((ix) == 0x7f800000L); [L68] RET, EXPR isinf_float(res) [L68] COND TRUE !isinf_float(res) [L69] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.80ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 93.8MB in the beginning and 124.1MB in the end (delta: -30.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 163.6MB. Free memory was 124.1MB in the beginning and 122.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.67ms. Allocated memory is still 163.6MB. Free memory was 122.0MB in the beginning and 120.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 797.92ms. Allocated memory is still 163.6MB. Free memory was 120.6MB in the beginning and 114.9MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1235.27ms. Allocated memory is still 163.6MB. Free memory was 114.9MB in the beginning and 132.6MB in the end (delta: -17.7MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Witness Printer took 6.94ms. Allocated memory is still 163.6MB. Free memory was 132.5MB in the beginning and 132.2MB in the end (delta: 338.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:49:48,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/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_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/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_797cb929-f878-4e48-bf86-8a213c04912b/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 bf11eea526b888c65da8e6a790bf111238c1a4f38cbbc626b5ee67504f89d28c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:49:51,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:49:51,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:49:51,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:49:51,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:49:51,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:49:51,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:49:51,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:49:51,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:49:51,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:49:51,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:49:51,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:49:51,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:49:51,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:49:51,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:49:51,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:49:51,956 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:49:51,956 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:49:51,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:49:51,957 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:49:51,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:49:51,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:49:51,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:49:51,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:49:51,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:49:51,962 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:49:51,963 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:51,963 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:49:51,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:49:51,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:51,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:49:51,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:49:51,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:49:51,968 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:49:51,968 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:51,969 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:49:51,969 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_797cb929-f878-4e48-bf86-8a213c04912b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf11eea526b888c65da8e6a790bf111238c1a4f38cbbc626b5ee67504f89d28c [2024-11-09 00:49:52,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:49:52,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:49:52,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:49:52,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:49:52,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:49:52,480 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c Unable to find full path for "g++" [2024-11-09 00:49:54,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:49:54,977 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:49:54,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2024-11-09 00:49:54,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/5ee708dc2/8fb691050b944c9e89a67dc0d09f2455/FLAGb330fd509 [2024-11-09 00:49:55,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/data/5ee708dc2/8fb691050b944c9e89a67dc0d09f2455 [2024-11-09 00:49:55,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:49:55,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:49:55,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:55,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:49:55,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:49:55,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210b26b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55, skipping insertion in model container [2024-11-09 00:49:55,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,045 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:49:55,264 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_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c[1607,1620] [2024-11-09 00:49:55,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:55,285 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:49:55,308 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_797cb929-f878-4e48-bf86-8a213c04912b/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c[1607,1620] [2024-11-09 00:49:55,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:55,330 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:49:55,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55 WrapperNode [2024-11-09 00:49:55,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:55,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:55,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:49:55,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:49:55,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,368 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-09 00:49:55,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:55,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:49:55,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:49:55,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:49:55,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:49:55,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:49:55,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:49:55,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:49:55,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:55" (1/1) ... [2024-11-09 00:49:55,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:55,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:49:55,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:49:55,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:49:55,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:49:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:49:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:49:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:49:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:49:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:49:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:49:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:49:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:49:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:49:55,606 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:49:55,612 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:49:55,979 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-09 00:49:55,980 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:49:56,009 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:49:56,009 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:49:56,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:56 BoogieIcfgContainer [2024-11-09 00:49:56,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:49:56,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:49:56,011 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:49:56,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:49:56,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:56" (1/1) ... [2024-11-09 00:49:56,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:49:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-09 00:49:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-09 00:49:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:49:56,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:56,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:56,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:49:56,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:49:56,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:49:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:56,264 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:49:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:56,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:49:56,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:49:56,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:56,341 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:49:56,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:49:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:56,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-09 00:49:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-09 00:49:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:49:56,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:56,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:56,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:49:56,380 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:49:56,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:49:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:56,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:49:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:56,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:49:56,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:49:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:56,771 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:49:56,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:49:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:49:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:49:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:49:56,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:56,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:56,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:49:56,997 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:49:56,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:49:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:57,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:49:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:57,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:49:57,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:49:57,495 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:49:57,497 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-09 00:49:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:49:57,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:49:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2024-11-09 00:49:59,257 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2024-11-09 00:49:59,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:49:59,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:59,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:49:59,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:49:59,262 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:49:59,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:49:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:59,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:49:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:59,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:49:59,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:49:59,522 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:49:59,523 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-09 00:49:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:50:00,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:50:01,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-09 00:50:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-09 00:50:01,710 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:50:01,711 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-09 00:50:01,719 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:50:01,844 INFO L77 FloydHoareUtils]: At program point L23(lines 23 41) the Hoare annotation is: (and (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (and (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-11-09 00:50:01,845 INFO L77 FloydHoareUtils]: At program point L23-1(lines 23 41) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) [2024-11-09 00:50:01,845 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 52) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 00:50:01,845 INFO L77 FloydHoareUtils]: At program point L48-2(lines 48 52) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_isinf_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 00:50:01,846 INFO L77 FloydHoareUtils]: At program point L48-3(lines 48 52) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~0#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 00:50:01,846 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 57 74) the Hoare annotation is: true [2024-11-09 00:50:01,846 INFO L75 FloydHoareUtils]: For program point L69(line 69) no Hoare annotation was computed. [2024-11-09 00:50:01,846 INFO L75 FloydHoareUtils]: For program point L32-1(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:50:01,847 INFO L75 FloydHoareUtils]: For program point L32-2(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:50:01,847 INFO L75 FloydHoareUtils]: For program point L24(lines 24 37) no Hoare annotation was computed. [2024-11-09 00:50:01,847 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 69) no Hoare annotation was computed. [2024-11-09 00:50:01,847 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 20) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-11-09 00:50:01,848 INFO L77 FloydHoareUtils]: At program point L16-2(lines 16 20) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|)) [2024-11-09 00:50:01,848 INFO L77 FloydHoareUtils]: At program point L16-3(lines 16 20) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-11-09 00:50:01,848 INFO L77 FloydHoareUtils]: At program point trunc_float_returnLabel#1(lines 14 43) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_#res#1|)) [2024-11-09 00:50:01,848 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:50:01,849 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:50:01,849 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-11-09 00:50:01,849 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-11-09 00:50:01,849 INFO L77 FloydHoareUtils]: At program point L39(lines 39 40) the Hoare annotation is: (and (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|))) (not (bvslt |ULTIMATE.start_trunc_float_~exponent_less_127~0#1| (_ bv23 32))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|))) [2024-11-09 00:50:01,849 INFO L77 FloydHoareUtils]: At program point L68(lines 68 71) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-11-09 00:50:01,860 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:50:01,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:01 ImpRootNode [2024-11-09 00:50:01,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:01,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:01,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:01,863 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:01,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:56" (3/4) ... [2024-11-09 00:50:01,866 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:50:01,877 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 00:50:01,878 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:50:01,878 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:50:01,878 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:50:01,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:50:01,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:50:01,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:01,969 INFO L158 Benchmark]: Toolchain (without parser) took 6959.57ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 63.0MB in the end (delta: 31.2MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,970 INFO L158 Benchmark]: CDTParser took 0.85ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:01,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.29ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.57ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,971 INFO L158 Benchmark]: Boogie Preprocessor took 47.72ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,972 INFO L158 Benchmark]: RCFGBuilder took 592.48ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 90.2MB in the end (delta: -13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,972 INFO L158 Benchmark]: CodeCheck took 5851.03ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 68.0MB in the end (delta: 22.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,976 INFO L158 Benchmark]: Witness Printer took 106.11ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 63.0MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:50:01,978 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 184 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 87 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 133 IncrementalHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 67 mSDtfsCounter, 133 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 16 QuantifiedInterpolants, 224 SizeOfPredicates, 8 NumberOfNonLiveVariables, 192 ConjunctsInSsa, 25 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: 69]: 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 0.85ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.29ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.57ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.72ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 76.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 592.48ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 90.2MB in the end (delta: -13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * CodeCheck took 5851.03ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 68.0MB in the end (delta: 22.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Witness Printer took 106.11ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 63.0MB 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! [2024-11-09 00:50:02,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797cb929-f878-4e48-bf86-8a213c04912b/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