./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 980469bdb00548c239bcc36d381207d8389dd7cd31aa998fe718fa8223e1f7cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:58:38,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:58:38,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 20:58:38,714 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:58:38,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:58:38,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:58:38,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:58:38,760 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:58:38,761 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:58:38,765 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:58:38,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:58:38,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:58:38,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:58:38,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:58:38,770 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:58:38,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:58:38,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:58:38,771 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:58:38,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 20:58:38,773 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:58:38,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:58:38,774 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:58:38,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:58:38,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:58:38,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:58:38,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:58:38,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:58:38,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:58:38,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:58:38,778 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:58:38,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:58:38,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:38,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:58:38,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:58:38,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:58:38,781 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 20:58:38,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 20:58:38,781 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:58:38,781 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:58:38,781 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:58:38,782 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:58:38,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:58:38,782 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 980469bdb00548c239bcc36d381207d8389dd7cd31aa998fe718fa8223e1f7cc [2023-11-21 20:58:39,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:58:39,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:58:39,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:58:39,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:58:39,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:58:39,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:42,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:58:42,633 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:58:42,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:42,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/cc36519c0/df93776b6e874632b3d2aab5b9a5b8cb/FLAG1a4f83340 [2023-11-21 20:58:42,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/cc36519c0/df93776b6e874632b3d2aab5b9a5b8cb [2023-11-21 20:58:42,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:58:42,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:58:42,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:42,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:58:42,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:58:42,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:42" (1/1) ... [2023-11-21 20:58:42,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d627ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:42, skipping insertion in model container [2023-11-21 20:58:42,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:42" (1/1) ... [2023-11-21 20:58:42,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:58:43,021 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 20:58:43,896 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 20:58:43,898 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i[63182,63195] [2023-11-21 20:58:43,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:43,913 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:58:43,944 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 20:58:43,970 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 20:58:43,971 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i[63182,63195] [2023-11-21 20:58:43,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:44,126 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 20:58:44,127 WARN L675 CHandler]: The function __builtin_isinf_sign is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 20:58:44,152 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:58:44,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44 WrapperNode [2023-11-21 20:58:44,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:44,154 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:44,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:58:44,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:58:44,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,209 INFO L138 Inliner]: procedures = 560, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-21 20:58:44,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:44,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:58:44,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:58:44,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:58:44,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,225 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,235 INFO L187 HeapSplitter]: Split 9 memory accesses to 2 slices as follows [2, 7] [2023-11-21 20:58:44,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:58:44,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:58:44,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:58:44,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:58:44,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (1/1) ... [2023-11-21 20:58:44,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:44,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:58:44,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 20:58:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 20:58:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isinf_sign [2023-11-21 20:58:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 20:58:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:58:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:58:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 20:58:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 20:58:44,433 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:58:44,435 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:58:44,528 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:58:44,597 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:58:44,597 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 20:58:44,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:44 BoogieIcfgContainer [2023-11-21 20:58:44,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:58:44,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 20:58:44,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 20:58:44,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 20:58:44,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 08:58:42" (1/3) ... [2023-11-21 20:58:44,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2932488f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:44, skipping insertion in model container [2023-11-21 20:58:44,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:44" (2/3) ... [2023-11-21 20:58:44,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2932488f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:44, skipping insertion in model container [2023-11-21 20:58:44,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:44" (3/3) ... [2023-11-21 20:58:44,618 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:44,635 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 20:58:44,635 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 20:58:44,682 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 20:58:44,691 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@300130d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 20:58:44,692 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 20:58:44,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 6 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:58:44,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 20:58:44,701 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 20:58:44,702 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-21 20:58:44,703 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 20:58:44,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:58:44,708 INFO L85 PathProgramCache]: Analyzing trace with hash 66950, now seen corresponding path program 1 times [2023-11-21 20:58:44,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:58:44,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775468198] [2023-11-21 20:58:44,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:58:44,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:58:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:44,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:58:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:44,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:58:44,947 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 20:58:44,949 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 20:58:44,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 20:58:44,958 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 20:58:44,971 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 20:58:44,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 08:58:44 BoogieIcfgContainer [2023-11-21 20:58:44,991 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 20:58:44,992 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 20:58:44,992 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 20:58:44,992 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 20:58:44,993 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:44" (3/4) ... [2023-11-21 20:58:44,996 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 20:58:44,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 20:58:44,998 INFO L158 Benchmark]: Toolchain (without parser) took 2316.46ms. Allocated memory is still 144.7MB. Free memory was 109.9MB in the beginning and 82.1MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-21 20:58:44,999 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:44,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1470.51ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 112.8MB in the end (delta: -3.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:45,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.73ms. Allocated memory is still 144.7MB. Free memory was 112.8MB in the beginning and 110.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:45,001 INFO L158 Benchmark]: Boogie Preprocessor took 36.50ms. Allocated memory is still 144.7MB. Free memory was 110.0MB in the beginning and 107.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:45,002 INFO L158 Benchmark]: RCFGBuilder took 351.40ms. Allocated memory is still 144.7MB. Free memory was 107.9MB in the beginning and 96.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 20:58:45,002 INFO L158 Benchmark]: TraceAbstraction took 389.50ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 82.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 20:58:45,003 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 144.7MB. Free memory was 82.1MB in the beginning and 82.1MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:45,006 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1470.51ms. Allocated memory is still 144.7MB. Free memory was 109.4MB in the beginning and 112.8MB in the end (delta: -3.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.73ms. Allocated memory is still 144.7MB. Free memory was 112.8MB in the beginning and 110.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.50ms. Allocated memory is still 144.7MB. Free memory was 110.0MB in the beginning and 107.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 351.40ms. Allocated memory is still 144.7MB. Free memory was 107.9MB in the beginning and 96.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 389.50ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 82.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 144.7MB. Free memory was 82.1MB in the beginning and 82.1MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 855]: 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 855, overapproximation of someBinaryArithmeticFLOAToperation at line 847. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] COND FALSE !(!(__builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, x)) VAL [y=117] [L855] reach_error() VAL [y=117] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 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, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 20:58:45,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 980469bdb00548c239bcc36d381207d8389dd7cd31aa998fe718fa8223e1f7cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:58:47,598 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:58:47,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 20:58:47,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:58:47,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:58:47,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:58:47,784 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:58:47,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:58:47,785 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:58:47,786 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:58:47,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:58:47,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:58:47,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:58:47,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:58:47,789 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:58:47,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:58:47,790 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:58:47,791 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:58:47,791 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:58:47,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:58:47,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:58:47,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:58:47,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:58:47,793 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 20:58:47,794 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 20:58:47,794 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 20:58:47,795 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:58:47,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:58:47,795 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:58:47,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:58:47,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:58:47,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:58:47,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:58:47,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:47,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:58:47,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:58:47,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:58:47,798 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 20:58:47,799 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 20:58:47,799 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:58:47,799 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:58:47,800 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:58:47,800 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:58:47,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:58:47,800 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 20:58:47,800 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 980469bdb00548c239bcc36d381207d8389dd7cd31aa998fe718fa8223e1f7cc [2023-11-21 20:58:48,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:58:48,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:58:48,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:58:48,266 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:58:48,267 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:58:48,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:51,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:58:51,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:58:51,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:51,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/7c6c80b15/71c1005e24a84dfebcba782bff1d245d/FLAGb7d56932c [2023-11-21 20:58:51,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/data/7c6c80b15/71c1005e24a84dfebcba782bff1d245d [2023-11-21 20:58:51,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:58:51,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:58:51,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:51,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:58:51,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:58:51,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:51" (1/1) ... [2023-11-21 20:58:51,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2838e451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:51, skipping insertion in model container [2023-11-21 20:58:51,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:51" (1/1) ... [2023-11-21 20:58:52,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:58:52,359 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 20:58:53,198 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 20:58:53,200 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i[63182,63195] [2023-11-21 20:58:53,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:53,221 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:58:53,255 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 20:58:53,291 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 20:58:53,292 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_83ce86e7-8278-48e6-a8dd-80e8de4837f7/sv-benchmarks/c/neural-networks/gelu_1_safe.c-amalgamation.i[63182,63195] [2023-11-21 20:58:53,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:53,563 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 20:58:53,563 WARN L675 CHandler]: The function __builtin_isinf_sign is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 20:58:53,571 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:58:53,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53 WrapperNode [2023-11-21 20:58:53,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:53,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:53,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:58:53,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:58:53,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,660 INFO L138 Inliner]: procedures = 561, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-21 20:58:53,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:53,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:58:53,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:58:53,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:58:53,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,692 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,715 INFO L187 HeapSplitter]: Split 9 memory accesses to 2 slices as follows [2, 7] [2023-11-21 20:58:53,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:58:53,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:58:53,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:58:53,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:58:53,734 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (1/1) ... [2023-11-21 20:58:53,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:53,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:58:53,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 20:58:53,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 20:58:53,818 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isinf_sign [2023-11-21 20:58:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 20:58:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-21 20:58:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 20:58:53,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:58:53,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:58:53,997 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:58:53,999 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:58:54,273 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:58:54,369 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:58:54,370 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 20:58:54,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:54 BoogieIcfgContainer [2023-11-21 20:58:54,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:58:54,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 20:58:54,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 20:58:54,378 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 20:58:54,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 08:58:51" (1/3) ... [2023-11-21 20:58:54,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c0ac31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:54, skipping insertion in model container [2023-11-21 20:58:54,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:53" (2/3) ... [2023-11-21 20:58:54,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c0ac31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:54, skipping insertion in model container [2023-11-21 20:58:54,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:54" (3/3) ... [2023-11-21 20:58:54,390 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_1_safe.c-amalgamation.i [2023-11-21 20:58:54,413 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 20:58:54,413 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 20:58:54,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 20:58:54,484 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3921f07a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 20:58:54,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 20:58:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 6 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 20:58:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 20:58:54,498 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 20:58:54,499 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-21 20:58:54,500 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 20:58:54,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:58:54,511 INFO L85 PathProgramCache]: Analyzing trace with hash 66950, now seen corresponding path program 1 times [2023-11-21 20:58:54,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 20:58:54,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024902709] [2023-11-21 20:58:54,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:58:54,528 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 20:58:54,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 20:58:54,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 20:58:54,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 20:58:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:54,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:58:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:55,002 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-21 20:58:55,004 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 20:58:55,005 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 20:58:55,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-21 20:58:55,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 20:58:55,213 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 20:58:55,217 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 20:58:55,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 08:58:55 BoogieIcfgContainer [2023-11-21 20:58:55,236 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 20:58:55,237 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 20:58:55,237 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 20:58:55,237 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 20:58:55,238 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:54" (3/4) ... [2023-11-21 20:58:55,240 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 20:58:55,241 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 20:58:55,243 INFO L158 Benchmark]: Toolchain (without parser) took 3256.79ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 46.6MB in the beginning and 53.8MB in the end (delta: -7.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,243 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:55,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1585.26ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 46.4MB in the beginning and 53.2MB in the end (delta: -6.8MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.09ms. Allocated memory is still 102.8MB. Free memory was 53.2MB in the beginning and 50.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,246 INFO L158 Benchmark]: Boogie Preprocessor took 68.34ms. Allocated memory is still 102.8MB. Free memory was 50.0MB in the beginning and 47.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,246 INFO L158 Benchmark]: RCFGBuilder took 640.61ms. Allocated memory is still 102.8MB. Free memory was 47.9MB in the beginning and 67.6MB in the end (delta: -19.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,247 INFO L158 Benchmark]: TraceAbstraction took 862.54ms. Allocated memory is still 102.8MB. Free memory was 67.0MB in the beginning and 54.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 20:58:55,247 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 102.8MB. Free memory was 54.4MB in the beginning and 53.8MB in the end (delta: 577.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:55,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1585.26ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 46.4MB in the beginning and 53.2MB in the end (delta: -6.8MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.09ms. Allocated memory is still 102.8MB. Free memory was 53.2MB in the beginning and 50.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.34ms. Allocated memory is still 102.8MB. Free memory was 50.0MB in the beginning and 47.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.61ms. Allocated memory is still 102.8MB. Free memory was 47.9MB in the beginning and 67.6MB in the end (delta: -19.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * TraceAbstraction took 862.54ms. Allocated memory is still 102.8MB. Free memory was 67.0MB in the beginning and 54.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 102.8MB. Free memory was 54.4MB in the beginning and 53.8MB in the end (delta: 577.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 855]: 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 erff at line 847. Possible FailurePath: [L852] float x = __VERIFIER_nondet_float(); [L853] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L853] COND FALSE !(!(__builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L854] CALL, EXPR gelu(x) [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L854] RET, EXPR gelu(x) [L854] float y = gelu(x); [L855] COND TRUE !(__builtin_islessequal(y, x)) VAL [x=0.000000000000000000000000000000000000000000001401298464324817, y=0.000000000000000000000000000000000000011754943508222875] [L855] reach_error() VAL [x=0.000000000000000000000000000000000000000000001401298464324817, y=0.000000000000000000000000000000000000011754943508222875] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s 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, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 20:58:55,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83ce86e7-8278-48e6-a8dd-80e8de4837f7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample