./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC --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 3adf0cf190235964455dc83c06ff3d10169076d0fbec6e48268b3b01e1003c3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:39,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:39,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:09:39,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:09:39,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:09:39,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:39,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:39,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:39,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:39,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:39,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:39,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:39,204 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:09:39,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:09:39,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:09:39,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:39,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:39,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:39,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:39,209 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:09:39,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:39,210 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:39,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:39,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:39,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:39,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:39,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:39,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:39,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:39,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:39,217 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:09:39,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:09:39,218 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:39,218 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3adf0cf190235964455dc83c06ff3d10169076d0fbec6e48268b3b01e1003c3f [2023-11-23 20:09:39,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:39,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:39,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:39,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:39,568 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:39,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i [2023-11-23 20:09:42,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:43,145 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:43,149 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i [2023-11-23 20:09:43,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/e52333dad/d9e9033174114bb6b644226e29280ea9/FLAG728e85b71 [2023-11-23 20:09:43,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/e52333dad/d9e9033174114bb6b644226e29280ea9 [2023-11-23 20:09:43,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:43,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:43,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:43,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:43,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:43,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:43" (1/1) ... [2023-11-23 20:09:43,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7dcced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:43, skipping insertion in model container [2023-11-23 20:09:43,216 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:43" (1/1) ... [2023-11-23 20:09:43,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:43,583 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:09:44,026 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-23 20:09:44,029 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i[63066,63079] [2023-11-23 20:09:44,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:44,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:44,063 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:09:44,092 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-23 20:09:44,094 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i[63066,63079] [2023-11-23 20:09:44,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:44,232 WARN L675 CHandler]: The function __builtin_isnan is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:44,233 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:44,242 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:44,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44 WrapperNode [2023-11-23 20:09:44,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:44,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:44,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:44,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:44,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,301 INFO L138 Inliner]: procedures = 560, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2023-11-23 20:09:44,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:44,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:44,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:44,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:44,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:44,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:44,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:44,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:44,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:44,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:44,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:44,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isnan [2023-11-23 20:09:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:09:44,569 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:44,571 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:44,658 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:44,745 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:44,745 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:09:44,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:44 BoogieIcfgContainer [2023-11-23 20:09:44,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:44,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:44,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:44,763 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:44,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:44" (1/1) ... [2023-11-23 20:09:44,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-23 20:09:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-23 20:09:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:09:44,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:44,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:09:44,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:09:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:09:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:09:45,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:09:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:09:45,102 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:09:45,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:09:45 ImpRootNode [2023-11-23 20:09:45,131 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:09:45,132 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:09:45,132 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:09:45,132 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:09:45,133 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:44" (3/4) ... [2023-11-23 20:09:45,136 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:09:45,137 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:09:45,139 INFO L158 Benchmark]: Toolchain (without parser) took 1932.71ms. Allocated memory is still 197.1MB. Free memory was 154.2MB in the beginning and 143.7MB in the end (delta: 10.4MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-23 20:09:45,139 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 151.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:09:45,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1035.71ms. Allocated memory is still 197.1MB. Free memory was 154.2MB in the beginning and 96.3MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 20:09:45,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.72ms. Allocated memory is still 197.1MB. Free memory was 96.3MB in the beginning and 93.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:09:45,142 INFO L158 Benchmark]: Boogie Preprocessor took 24.28ms. Allocated memory is still 197.1MB. Free memory was 93.4MB in the beginning and 92.7MB in the end (delta: 624.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:09:45,143 INFO L158 Benchmark]: RCFGBuilder took 419.85ms. Allocated memory is still 197.1MB. Free memory was 92.7MB in the beginning and 155.2MB in the end (delta: -62.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-11-23 20:09:45,144 INFO L158 Benchmark]: CodeCheck took 382.63ms. Allocated memory is still 197.1MB. Free memory was 155.2MB in the beginning and 143.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:09:45,144 INFO L158 Benchmark]: Witness Printer took 5.77ms. Allocated memory is still 197.1MB. Free memory was 143.7MB in the beginning and 143.7MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:09:45,151 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 854]: 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 854, overapproximation of someBinaryArithmeticFLOAToperation at line 847. Possible FailurePath: [L851] float x = __VERIFIER_nondet_float(); [L852] COND FALSE !(!(!__builtin_isnan (x))) [L853] CALL, EXPR logistic(x) [L847] return 0.5f * tanhf(0.5f * x) + 0.5f; [L853] RET, EXPR logistic(x) [L853] float y = logistic(x); [L854] COND TRUE !(__builtin_islessequal(y, 1.0f)) VAL [y=2] [L854] reach_error() VAL [y=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 151.0MB. Free memory is still 98.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1035.71ms. Allocated memory is still 197.1MB. Free memory was 154.2MB in the beginning and 96.3MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.72ms. Allocated memory is still 197.1MB. Free memory was 96.3MB in the beginning and 93.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.28ms. Allocated memory is still 197.1MB. Free memory was 93.4MB in the beginning and 92.7MB in the end (delta: 624.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.85ms. Allocated memory is still 197.1MB. Free memory was 92.7MB in the beginning and 155.2MB in the end (delta: -62.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * CodeCheck took 382.63ms. Allocated memory is still 197.1MB. Free memory was 155.2MB in the beginning and 143.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.77ms. Allocated memory is still 197.1MB. Free memory was 143.7MB in the beginning and 143.7MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:09:45,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC --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 3adf0cf190235964455dc83c06ff3d10169076d0fbec6e48268b3b01e1003c3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:09:48,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:09:48,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:09:48,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:09:48,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:09:48,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:09:48,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:09:48,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:09:48,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:09:48,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:09:48,512 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:09:48,513 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:09:48,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:09:48,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:09:48,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:09:48,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:09:48,515 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:09:48,516 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:09:48,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:09:48,517 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:09:48,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:09:48,518 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:09:48,519 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:09:48,519 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:09:48,520 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:09:48,520 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:09:48,521 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:09:48,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:09:48,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:48,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:09:48,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:09:48,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:09:48,524 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:09:48,524 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:09:48,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:09:48,525 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:09:48,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:09:48,526 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3adf0cf190235964455dc83c06ff3d10169076d0fbec6e48268b3b01e1003c3f [2023-11-23 20:09:49,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:09:49,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:09:49,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:09:49,155 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:09:49,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:09:49,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i [2023-11-23 20:09:52,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:09:53,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:09:53,173 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i [2023-11-23 20:09:53,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/5705041b1/f4565063bc5442e4972adc62dfa8854c/FLAG72f1dd4b2 [2023-11-23 20:09:53,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/data/5705041b1/f4565063bc5442e4972adc62dfa8854c [2023-11-23 20:09:53,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:09:53,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:09:53,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:53,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:09:53,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:09:53,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:53" (1/1) ... [2023-11-23 20:09:53,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6fb9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:53, skipping insertion in model container [2023-11-23 20:09:53,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:09:53" (1/1) ... [2023-11-23 20:09:53,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:09:53,668 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:09:54,596 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-23 20:09:54,598 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i[63066,63079] [2023-11-23 20:09:54,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:54,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:09:54,644 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:09:54,674 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-23 20:09:54,676 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_467797e7-c6e5-49b2-9aeb-c5088142c8f9/sv-benchmarks/c/neural-networks/logistic_1_safe.c-amalgamation.i[63066,63079] [2023-11-23 20:09:54,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:09:54,880 WARN L675 CHandler]: The function __builtin_isnan is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:54,881 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:09:54,889 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:09:54,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54 WrapperNode [2023-11-23 20:09:54,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:09:54,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:54,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:09:54,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:09:54,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:54,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,008 INFO L138 Inliner]: procedures = 561, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2023-11-23 20:09:55,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:09:55,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:09:55,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:09:55,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:09:55,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:09:55,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:09:55,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:09:55,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:09:55,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:09:54" (1/1) ... [2023-11-23 20:09:55,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:09:55,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:09:55,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:09:55,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:09:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:09:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:09:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:09:55,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:09:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isnan [2023-11-23 20:09:55,298 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:09:55,302 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:09:55,740 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:09:55,843 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:09:55,843 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:09:55,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:55 BoogieIcfgContainer [2023-11-23 20:09:55,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:09:55,847 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:09:55,847 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:09:55,872 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:09:55,873 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:09:55" (1/1) ... [2023-11-23 20:09:55,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:09:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-23 20:09:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-23 20:09:55,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:09:55,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:55,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:09:55,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:09:55,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:09:55,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_467797e7-c6e5-49b2-9aeb-c5088142c8f9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:09:56,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:09:56,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:09:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat