./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9 --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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:36:08,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:36:08,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:36:08,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:36:08,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:36:08,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:36:08,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:36:08,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:36:08,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:36:08,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:36:08,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:36:08,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:36:08,895 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:36:08,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:36:08,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:36:08,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:36:08,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:36:08,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:36:08,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:36:08,899 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:36:08,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:36:08,900 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:36:08,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:36:08,901 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:36:08,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:36:08,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:36:08,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:08,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:36:08,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:36:08,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:36:08,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:36:08,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:36:08,905 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:36:08,905 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2023-12-02 23:36:09,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:36:09,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:36:09,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:36:09,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:36:09,150 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:36:09,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2023-12-02 23:36:11,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:36:12,097 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:36:12,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2023-12-02 23:36:12,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/fcd308e2a/8d57c07138e94e3bb603c2e5ecfea0a2/FLAG68b8ba761 [2023-12-02 23:36:12,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/fcd308e2a/8d57c07138e94e3bb603c2e5ecfea0a2 [2023-12-02 23:36:12,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:36:12,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:36:12,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:12,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:36:12,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:36:12,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797d8ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12, skipping insertion in model container [2023-12-02 23:36:12,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:36:12,321 WARN L240 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2023-12-02 23:36:12,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:12,336 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:36:12,375 WARN L240 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2023-12-02 23:36:12,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:12,394 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:36:12,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12 WrapperNode [2023-12-02 23:36:12,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:12,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:12,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:36:12,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:36:12,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,438 INFO L138 Inliner]: procedures = 18, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2023-12-02 23:36:12,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:12,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:36:12,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:36:12,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:36:12,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:36:12,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:36:12,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:36:12,480 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:36:12,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:12,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:36:12,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:36:12,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:36:12,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 23:36:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:36:12,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:36:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:36:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:36:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2023-12-02 23:36:12,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2023-12-02 23:36:12,637 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:36:12,639 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:36:12,910 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:36:13,026 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:36:13,026 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-02 23:36:13,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:13 BoogieIcfgContainer [2023-12-02 23:36:13,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:36:13,029 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:36:13,029 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:36:13,039 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:36:13,039 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:13" (1/1) ... [2023-12-02 23:36:13,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:36:13,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:13,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2023-12-02 23:36:13,117 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2023-12-02 23:36:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:36:13,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:13,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:36:13,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:36:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:36:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-12-02 23:36:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-12-02 23:36:13,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:36:13,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:36:13,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:36:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:36:13,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:36:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:36:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:36:13,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:36:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:36:13,466 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 23:36:13,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short17 could not be translated [2023-12-02 23:36:13,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:36:13 ImpRootNode [2023-12-02 23:36:13,501 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:36:13,502 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:36:13,502 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:36:13,502 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:36:13,503 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:13" (3/4) ... [2023-12-02 23:36:13,505 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:36:13,506 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:36:13,507 INFO L158 Benchmark]: Toolchain (without parser) took 1382.67ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 101.4MB in the beginning and 116.0MB in the end (delta: -14.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,507 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:13,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.06ms. Allocated memory is still 138.4MB. Free memory was 101.4MB in the beginning and 87.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.69ms. Allocated memory is still 138.4MB. Free memory was 87.6MB in the beginning and 85.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,509 INFO L158 Benchmark]: Boogie Preprocessor took 39.72ms. Allocated memory is still 138.4MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,510 INFO L158 Benchmark]: RCFGBuilder took 548.37ms. Allocated memory is still 138.4MB. Free memory was 83.7MB in the beginning and 107.7MB in the end (delta: -24.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,510 INFO L158 Benchmark]: CodeCheck took 472.28ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 107.7MB in the beginning and 117.0MB in the end (delta: -9.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,511 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 167.8MB. Free memory was 117.0MB in the beginning and 116.0MB in the end (delta: 971.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:13,514 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 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 184]: 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 183, overapproximation of someUnaryDOUBLEoperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 105. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L83-L90] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L179] float x = 1.0f; [L180] CALL, EXPR __ieee754_acosf(x) [L93] float z, p, q, r, w, s, c, df; [L94] __int32_t hx, ix; VAL [\old(x)=1, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L96] ieee_float_shape_type gf_u; [L97] EXPR gf_u.value = (x) [L98] EXPR gf_u.word [L98] EXPR (hx) = gf_u.word [L95-L99] { ieee_float_shape_type gf_u; gf_u.value = (x); (hx) = gf_u.word; } VAL [\old(x)=1, hx=1065353216, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L100] ix = hx & 0x7fffffff VAL [\old(x)=1, hx=1065353216, ix=1065353216, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L101] COND TRUE ix == 0x3f800000 [L102] COND TRUE hx > 0 [L103] return 0.0; VAL [\old(x)=1, \result=0, hx=1065353216, ix=1065353216, one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L180] RET, EXPR __ieee754_acosf(x) [L180] float res = __ieee754_acosf(x); [L183] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=1] [L183] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L184] reach_error() VAL [one_acos=1, one_sqrt=1, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, res=0, tiny_sqrt=1/1000000000000000000000000000000, x=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory is still 49.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.06ms. Allocated memory is still 138.4MB. Free memory was 101.4MB in the beginning and 87.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.69ms. Allocated memory is still 138.4MB. Free memory was 87.6MB in the beginning and 85.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.72ms. Allocated memory is still 138.4MB. Free memory was 85.8MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 548.37ms. Allocated memory is still 138.4MB. Free memory was 83.7MB in the beginning and 107.7MB in the end (delta: -24.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * CodeCheck took 472.28ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 107.7MB in the beginning and 117.0MB in the end (delta: -9.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 167.8MB. Free memory was 117.0MB in the beginning and 116.0MB in the end (delta: 971.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short17 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:36:13,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9 --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 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:36:15,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:36:15,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:36:15,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:36:15,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:36:15,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:36:15,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:36:15,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:36:15,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:36:15,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:36:15,594 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:36:15,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:36:15,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:36:15,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:36:15,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:36:15,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:36:15,597 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:36:15,598 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:36:15,598 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:36:15,599 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:36:15,599 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:36:15,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:36:15,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:36:15,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:36:15,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:36:15,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:36:15,604 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:36:15,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:36:15,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:15,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:36:15,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:36:15,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:36:15,607 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:36:15,607 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:36:15,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:36:15,608 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:36:15,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:36:15,608 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d3574782fa6454b0d1694c2d11597178e5561b6615edd1b2b746975245a1dc [2023-12-02 23:36:15,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:36:15,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:36:15,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:36:15,953 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:36:15,954 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:36:15,955 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2023-12-02 23:36:18,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:36:18,939 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:36:18,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c [2023-12-02 23:36:18,949 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/8f9ceb5bf/4c57c7fcfc0e42beb2f7fa18d830878b/FLAG2a1d9aff7 [2023-12-02 23:36:18,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/data/8f9ceb5bf/4c57c7fcfc0e42beb2f7fa18d830878b [2023-12-02 23:36:18,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:36:18,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:36:18,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:18,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:36:18,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:36:18,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:18" (1/1) ... [2023-12-02 23:36:18,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c26c7bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:18, skipping insertion in model container [2023-12-02 23:36:18,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:18" (1/1) ... [2023-12-02 23:36:18,999 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:36:19,177 WARN L240 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2023-12-02 23:36:19,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:19,196 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:36:19,238 WARN L240 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_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/sv-benchmarks/c/float-newlib/float_req_bl_0480.c[4489,4502] [2023-12-02 23:36:19,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:19,255 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:36:19,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19 WrapperNode [2023-12-02 23:36:19,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:19,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:19,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:36:19,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:36:19,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,302 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2023-12-02 23:36:19,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:19,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:36:19,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:36:19,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:36:19,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:36:19,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:36:19,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:36:19,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:36:19,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:19,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:36:19,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:36:19,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:36:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:36:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:36:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:36:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 23:36:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:36:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:36:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:36:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 23:36:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:36:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:36:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2023-12-02 23:36:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2023-12-02 23:36:19,507 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:36:19,509 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:37:03,350 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:37:03,425 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:37:03,426 INFO L309 CfgBuilder]: Removed 14 assume(true) statements. [2023-12-02 23:37:03,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:37:03 BoogieIcfgContainer [2023-12-02 23:37:03,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:37:03,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:37:03,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:37:03,435 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:37:03,436 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:37:03" (1/1) ... [2023-12-02 23:37:03,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:37:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2023-12-02 23:37:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2023-12-02 23:37:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:37:03,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:03,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:37:03,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:37:03,497 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:37:03,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:37:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:04,087 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:37:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:04,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:37:04,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:04,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:37:14,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:37:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:37:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-12-02 23:37:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-12-02 23:37:14,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:37:14,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:37:14,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:37:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:37:14,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:37:14,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:37:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:16,865 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:37:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:37:16,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:37:16,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:37:17,075 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 [2023-12-02 23:37:17,101 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 31 treesize of output 15 [2023-12-02 23:37:17,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:37:17,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:37:29,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:37:39,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:37:50,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:00,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:11,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:22,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:24,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2023-12-02 23:38:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2023-12-02 23:38:26,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:38:26,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:26,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:38:26,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:38:26,053 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:38:26,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 23:38:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:26,613 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:38:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:26,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:38:26,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:38:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:38:26,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 23:38:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:38:26,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2023-12-02 23:38:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2023-12-02 23:38:26,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:38:26,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:38:26,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:38:26,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:38:26,667 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:38:26,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 23:38:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:28,598 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:38:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:38:28,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:38:28,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:38:28,718 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 [2023-12-02 23:38:31,546 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 23:38:31,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 23 [2023-12-02 23:38:31,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:38:31,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2023-12-02 23:38:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:38:32,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-02 23:38:47,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:38:58,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:09,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.98s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:20,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.74s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:30,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:42,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.48s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:44,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 23:39:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:39:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2023-12-02 23:39:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2023-12-02 23:39:48,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:39:48,361 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2023-12-02 23:39:48,369 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:39:48,750 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-12-02 23:39:48,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16 : bv32, currentRoundingMode : FloatRoundingMode :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == #res) could not be translated [2023-12-02 23:39:48,756 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-12-02 23:39:48,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16 : bv32, currentRoundingMode : FloatRoundingMode :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == ~x) could not be translated [2023-12-02 23:39:48,757 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:39:48,758 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-12-02 23:39:48,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_arrayElimCell_2 : bv32 :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0])) could not be translated [2023-12-02 23:39:48,759 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-12-02 23:39:48,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:39:48 ImpRootNode [2023-12-02 23:39:48,761 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:39:48,761 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:39:48,761 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:39:48,762 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:39:48,762 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:37:03" (3/4) ... [2023-12-02 23:39:48,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:39:48,767 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2023-12-02 23:39:48,773 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2023-12-02 23:39:48,774 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-12-02 23:39:48,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 23:39:48,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:39:48,874 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:39:48,874 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:39:48,874 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:39:48,875 INFO L158 Benchmark]: Toolchain (without parser) took 209911.87ms. Allocated memory is still 107.0MB. Free memory was 83.4MB in the beginning and 47.8MB in the end (delta: 35.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,876 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:39:48,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.55ms. Allocated memory is still 107.0MB. Free memory was 83.2MB in the beginning and 68.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.54ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 66.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,877 INFO L158 Benchmark]: Boogie Preprocessor took 43.78ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 64.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,877 INFO L158 Benchmark]: RCFGBuilder took 44079.97ms. Allocated memory is still 107.0MB. Free memory was 64.0MB in the beginning and 62.5MB in the end (delta: 1.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,878 INFO L158 Benchmark]: CodeCheck took 165332.44ms. Allocated memory is still 107.0MB. Free memory was 62.5MB in the beginning and 54.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,878 INFO L158 Benchmark]: Witness Printer took 113.38ms. Allocated memory is still 107.0MB. Free memory was 54.3MB in the beginning and 47.8MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:39:48,880 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 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 164.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 28 mSolverCounterUnknown, 135 SdHoareTripleChecker+Valid, 310.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 287.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 64 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 318 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 14.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 9 QuantifiedInterpolants, 331 SizeOfPredicates, 27 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 40 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: 184]: 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 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.55ms. Allocated memory is still 107.0MB. Free memory was 83.2MB in the beginning and 68.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.54ms. Allocated memory is still 107.0MB. Free memory was 68.8MB in the beginning and 66.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.78ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 64.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 44079.97ms. Allocated memory is still 107.0MB. Free memory was 64.0MB in the beginning and 62.5MB in the end (delta: 1.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * CodeCheck took 165332.44ms. Allocated memory is still 107.0MB. Free memory was 62.5MB in the beginning and 54.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Witness Printer took 113.38ms. Allocated memory is still 107.0MB. Free memory was 54.3MB in the beginning and 47.8MB in the end (delta: 6.5MB). 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: QuantifierExpression (exists v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16 : bv32, currentRoundingMode : FloatRoundingMode :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == #res) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16 : bv32, currentRoundingMode : FloatRoundingMode :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(#memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][31:31], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][30:23], #memory_int[v_ULTIMATE.start___ieee754_acosf_~#gf_u~1#1.base_16][0bv32][22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == ~x) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode, v_arrayElimCell_2 : bv32 :: ~to_fp~32(currentRoundingMode, 1.0) == ~fp~32(v_arrayElimCell_2[31:31], v_arrayElimCell_2[30:23], v_arrayElimCell_2[22:0]) && ~to_fp~32(currentRoundingMode, ~Pluszero~64()) == ~fp~32(~w~1[31:31], ~w~1[30:23], ~w~1[22:0])) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 23:39:49,092 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 23:39:49,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6eb5d2e-b7b9-4b83-9d1f-e694caabe559/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE