./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/gelu_4_unsafe.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_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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_440313d0-8b5d-4282-9035-948abb893c4f/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 a9322a0e511158b4fc9b85bcfb9d13e0eea7229ac90330d0a87d0651f96ab9c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:00:31,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:00:31,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 21:00:31,922 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:00:31,923 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:00:31,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:00:31,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:00:31,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:00:31,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:00:31,959 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:00:31,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:00:31,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:00:31,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:00:31,967 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:00:31,967 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:00:31,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:00:31,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:00:31,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:00:31,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:00:31,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:00:31,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:00:31,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:00:31,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:00:31,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:00:31,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:00:31,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:00:31,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:00:31,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:00:31,974 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:00:31,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:00:31,975 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:00:31,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:31,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:00:31,976 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:00:31,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:00:31,977 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:00:31,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:00:31,977 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:00:31,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:00:31,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:00:31,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:00:31,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:00:31,980 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_440313d0-8b5d-4282-9035-948abb893c4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9322a0e511158b4fc9b85bcfb9d13e0eea7229ac90330d0a87d0651f96ab9c0 [2023-11-21 21:00:32,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:00:32,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:00:32,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:00:32,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:00:32,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:00:32,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:35,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:00:35,811 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:00:35,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:35,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/324bccf7f/b44486cf1dfd44059a20c945e4f9476b/FLAG00ea23baa [2023-11-21 21:00:35,859 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/324bccf7f/b44486cf1dfd44059a20c945e4f9476b [2023-11-21 21:00:35,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:00:35,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:00:35,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:35,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:00:35,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:00:35,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:35" (1/1) ... [2023-11-21 21:00:35,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ceeeeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:35, skipping insertion in model container [2023-11-21 21:00:35,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:35" (1/1) ... [2023-11-21 21:00:35,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:00:36,170 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 21:00:36,604 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-21 21:00:36,605 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 21:00:36,607 WARN L1590 CHandler]: Possible shadowing of function y1 [2023-11-21 21:00:36,608 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_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i[63271,63284] [2023-11-21 21:00:36,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:36,627 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:00:36,661 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 21:00:36,692 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-21 21:00:36,693 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 21:00:36,694 WARN L1590 CHandler]: Possible shadowing of function y1 [2023-11-21 21:00:36,695 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_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i[63271,63284] [2023-11-21 21:00:36,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:36,849 WARN L675 CHandler]: The function __builtin_isnan is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:36,849 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:36,850 WARN L675 CHandler]: The function __builtin_isinf_sign is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:36,858 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:00:36,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36 WrapperNode [2023-11-21 21:00:36,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:36,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:36,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:00:36,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:00:36,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,916 INFO L138 Inliner]: procedures = 561, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-11-21 21:00:36,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:36,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:00:36,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:00:36,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:00:36,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,932 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,941 INFO L187 HeapSplitter]: Split 9 memory accesses to 2 slices as follows [2, 7] [2023-11-21 21:00:36,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,950 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:00:36,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:00:36,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:00:36,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:00:36,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (1/1) ... [2023-11-21 21:00:36,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:00:36,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:00:37,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:00:37,030 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isinf_sign [2023-11-21 21:00:37,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:00:37,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:00:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:00:37,031 INFO L130 BoogieDeclarations]: Found specification of procedure gelu [2023-11-21 21:00:37,032 INFO L138 BoogieDeclarations]: Found implementation of procedure gelu [2023-11-21 21:00:37,032 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isnan [2023-11-21 21:00:37,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 21:00:37,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 21:00:37,143 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:00:37,146 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:00:37,264 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:00:37,334 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:00:37,334 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:00:37,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:37 BoogieIcfgContainer [2023-11-21 21:00:37,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:00:37,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:00:37,339 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:00:37,343 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:00:37,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:00:35" (1/3) ... [2023-11-21 21:00:37,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e4ea97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:37, skipping insertion in model container [2023-11-21 21:00:37,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:36" (2/3) ... [2023-11-21 21:00:37,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e4ea97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:37, skipping insertion in model container [2023-11-21 21:00:37,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:37" (3/3) ... [2023-11-21 21:00:37,351 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:37,376 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:00:37,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:00:37,437 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:00:37,445 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;@3f8daa2a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:00:37,445 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:00:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 21:00:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 21:00:37,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:00:37,458 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:00:37,458 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:00:37,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:00:37,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1279774098, now seen corresponding path program 1 times [2023-11-21 21:00:37,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:00:37,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488065681] [2023-11-21 21:00:37,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:00:37,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:00:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:00:37,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:00:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:00:37,645 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:00:37,647 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 21:00:37,648 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 21:00:37,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:00:37,655 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:00:37,660 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 21:00:37,678 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret93 could not be translated [2023-11-21 21:00:37,680 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret94 could not be translated [2023-11-21 21:00:37,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:00:37 BoogieIcfgContainer [2023-11-21 21:00:37,689 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 21:00:37,690 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 21:00:37,690 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 21:00:37,690 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 21:00:37,691 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:37" (3/4) ... [2023-11-21 21:00:37,693 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 21:00:37,695 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 21:00:37,696 INFO L158 Benchmark]: Toolchain (without parser) took 1828.97ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 85.3MB in the end (delta: 20.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,697 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:00:37,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.96ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 118.2MB in the end (delta: -12.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.04ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 115.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,699 INFO L158 Benchmark]: Boogie Preprocessor took 36.76ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,699 INFO L158 Benchmark]: RCFGBuilder took 381.93ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 100.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,700 INFO L158 Benchmark]: TraceAbstraction took 350.39ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 86.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,701 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 151.0MB. Free memory was 86.0MB in the beginning and 85.3MB in the end (delta: 663.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:37,704 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.96ms. Allocated memory is still 151.0MB. Free memory was 105.8MB in the beginning and 118.2MB in the end (delta: -12.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.04ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 115.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.76ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 381.93ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 100.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 350.39ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 86.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 151.0MB. Free memory was 86.0MB in the beginning and 85.3MB in the end (delta: 663.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret94 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 858]: 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 858, overapproximation of someBinaryArithmeticFLOAToperation at line 857. Possible FailurePath: [L852] float x1 = __VERIFIER_nondet_float(); [L853] float x2 = x1 + 1e-5f; [L854] EXPR !__builtin_isnan (x1) && !__builtin_isinf_sign (x1) [L854] EXPR !__builtin_isnan (x1) && !__builtin_isinf_sign (x1) [L854] COND FALSE !(!(!__builtin_isnan (x1) && !__builtin_isinf_sign (x1))) [L855] CALL, EXPR gelu(x1) VAL [\old(x)=120] [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L855] RET, EXPR gelu(x1) VAL [x1=120] [L855] float y1 = gelu(x1); [L856] CALL, EXPR gelu(x2) VAL [\old(x)=118] [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L856] RET, EXPR gelu(x2) VAL [x1=120, x2=118, y1=117] [L856] float y2 = gelu(x2); [L857] float derivative = (y2 - y1) / 1e-5f; VAL [x1=120, x2=118, y1=117, y2=119] [L858] COND TRUE !(__builtin_islessequal(derivative, 1.0f)) VAL [x1=120, x2=118, y1=117, y2=119] [L858] reach_error() VAL [x1=120, x2=118, y1=117, y2=119] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 2, 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=12occurred 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, 11 NumberOfCodeBlocks, 11 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 21:00:37,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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_440313d0-8b5d-4282-9035-948abb893c4f/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 a9322a0e511158b4fc9b85bcfb9d13e0eea7229ac90330d0a87d0651f96ab9c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:00:40,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:00:40,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 21:00:40,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:00:40,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:00:40,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:00:40,749 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:00:40,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:00:40,751 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:00:40,756 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:00:40,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:00:40,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:00:40,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:00:40,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:00:40,760 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:00:40,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:00:40,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:00:40,762 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:00:40,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:00:40,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:00:40,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:00:40,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:00:40,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:00:40,765 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 21:00:40,765 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 21:00:40,765 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 21:00:40,766 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:00:40,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:00:40,767 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:00:40,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:00:40,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:00:40,769 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:00:40,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:00:40,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:40,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:00:40,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:00:40,771 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:00:40,772 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 21:00:40,772 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 21:00:40,772 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:00:40,772 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:00:40,773 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:00:40,773 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:00:40,773 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:00:40,774 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 21:00:40,774 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_440313d0-8b5d-4282-9035-948abb893c4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9322a0e511158b4fc9b85bcfb9d13e0eea7229ac90330d0a87d0651f96ab9c0 [2023-11-21 21:00:41,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:00:41,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:00:41,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:00:41,249 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:00:41,250 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:00:41,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:44,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:00:44,911 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:00:44,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:44,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/52b8b0c20/271186a847ea41e0a351179bdcdfbc7d/FLAG16ff1a9c6 [2023-11-21 21:00:44,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/data/52b8b0c20/271186a847ea41e0a351179bdcdfbc7d [2023-11-21 21:00:44,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:00:44,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:00:44,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:44,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:00:44,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:00:44,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:44" (1/1) ... [2023-11-21 21:00:44,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283bac35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:44, skipping insertion in model container [2023-11-21 21:00:44,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:00:44" (1/1) ... [2023-11-21 21:00:45,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:00:45,386 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 21:00:46,369 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-21 21:00:46,369 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 21:00:46,371 WARN L1590 CHandler]: Possible shadowing of function y1 [2023-11-21 21:00:46,373 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_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i[63271,63284] [2023-11-21 21:00:46,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:46,394 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:00:46,445 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 21:00:46,475 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isnan [2023-11-21 21:00:46,477 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-21 21:00:46,478 WARN L1590 CHandler]: Possible shadowing of function y1 [2023-11-21 21:00:46,480 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_440313d0-8b5d-4282-9035-948abb893c4f/sv-benchmarks/c/neural-networks/gelu_4_unsafe.c-amalgamation.i[63271,63284] [2023-11-21 21:00:46,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:00:46,714 WARN L675 CHandler]: The function __builtin_isnan is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:46,715 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:46,715 WARN L675 CHandler]: The function __builtin_isinf_sign is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:00:46,723 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:00:46,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46 WrapperNode [2023-11-21 21:00:46,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:00:46,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:46,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:00:46,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:00:46,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,788 INFO L138 Inliner]: procedures = 562, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2023-11-21 21:00:46,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:00:46,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:00:46,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:00:46,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:00:46,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,823 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,833 INFO L187 HeapSplitter]: Split 9 memory accesses to 2 slices as follows [2, 7] [2023-11-21 21:00:46,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,853 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:00:46,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:00:46,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:00:46,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:00:46,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (1/1) ... [2023-11-21 21:00:46,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:00:46,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:00:46,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:00:46,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:00:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isinf_sign [2023-11-21 21:00:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 21:00:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-21 21:00:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:00:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:00:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:00:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure gelu [2023-11-21 21:00:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure gelu [2023-11-21 21:00:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_isnan [2023-11-21 21:00:47,102 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:00:47,104 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:00:48,974 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:00:49,092 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:00:49,092 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:00:49,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:49 BoogieIcfgContainer [2023-11-21 21:00:49,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:00:49,096 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:00:49,096 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:00:49,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:00:49,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:00:44" (1/3) ... [2023-11-21 21:00:49,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707e7273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:49, skipping insertion in model container [2023-11-21 21:00:49,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:00:46" (2/3) ... [2023-11-21 21:00:49,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707e7273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:00:49, skipping insertion in model container [2023-11-21 21:00:49,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:49" (3/3) ... [2023-11-21 21:00:49,103 INFO L112 eAbstractionObserver]: Analyzing ICFG gelu_4_unsafe.c-amalgamation.i [2023-11-21 21:00:49,124 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:00:49,125 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:00:49,172 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:00:49,179 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;@3492c712, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:00:49,180 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:00:49,184 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-21 21:00:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 21:00:49,191 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:00:49,192 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 21:00:49,193 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:00:49,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:00:49,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1279774098, now seen corresponding path program 1 times [2023-11-21 21:00:49,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 21:00:49,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1400850008] [2023-11-21 21:00:49,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:00:49,213 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 21:00:49,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 21:00:49,216 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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 21:00:49,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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 21:00:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:00:49,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:00:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:00:50,407 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-21 21:00:50,411 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 21:00:50,413 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 21:00:50,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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)] Ended with exit code 0 [2023-11-21 21:00:50,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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 21:00:50,621 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:00:50,634 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 21:00:50,666 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret93 could not be translated [2023-11-21 21:00:50,668 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret94 could not be translated [2023-11-21 21:00:50,671 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,672 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,672 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,679 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Plusoo~32 [2023-11-21 21:00:50,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:00:50 BoogieIcfgContainer [2023-11-21 21:00:50,692 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 21:00:50,697 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 21:00:50,697 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 21:00:50,698 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 21:00:50,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:00:49" (3/4) ... [2023-11-21 21:00:50,700 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 21:00:50,702 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 21:00:50,703 INFO L158 Benchmark]: Toolchain (without parser) took 5741.32ms. Allocated memory is still 98.6MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.2MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,704 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:00:50,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1759.84ms. Allocated memory is still 98.6MB. Free memory was 71.9MB in the beginning and 52.5MB in the end (delta: 19.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.19ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 49.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,714 INFO L158 Benchmark]: Boogie Preprocessor took 67.45ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 47.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,716 INFO L158 Benchmark]: RCFGBuilder took 2236.30ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 59.9MB in the end (delta: -12.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,717 INFO L158 Benchmark]: TraceAbstraction took 1596.27ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 70.4MB in the end (delta: -10.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,717 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 69.8MB in the end (delta: 595.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 21:00:50,727 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 is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1759.84ms. Allocated memory is still 98.6MB. Free memory was 71.9MB in the beginning and 52.5MB in the end (delta: 19.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.19ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 49.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.45ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 47.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2236.30ms. Allocated memory is still 98.6MB. Free memory was 47.5MB in the beginning and 59.9MB in the end (delta: -12.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1596.27ms. Allocated memory is still 98.6MB. Free memory was 59.4MB in the beginning and 70.4MB in the end (delta: -10.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 98.6MB. Free memory was 70.4MB in the beginning and 69.8MB in the end (delta: 595.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Plusoo~32 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 858]: 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 x1 = __VERIFIER_nondet_float(); [L853] float x2 = x1 + 1e-5f; [L854] EXPR !__builtin_isnan (x1) && !__builtin_isinf_sign (x1) [L854] EXPR !__builtin_isnan (x1) && !__builtin_isinf_sign (x1) [L854] COND FALSE !(!(!__builtin_isnan (x1) && !__builtin_isinf_sign (x1))) [L855] CALL, EXPR gelu(x1) VAL [\old(x)=-170141183460469230000000000000000000000] [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L855] RET, EXPR gelu(x1) VAL [x1=-170141183460469230000000000000000000000, x2=-170141183460469230000000000000000000000] [L855] float y1 = gelu(x1); [L856] CALL, EXPR gelu(x2) VAL [\old(x)=-170141183460469230000000000000000000000] [L847] float cdf = 0.5f * erff(x / 1.41421356237309504880168872420969807856967187537694807317667973799f) + 0.5f; [L848] return x * cdf; [L856] RET, EXPR gelu(x2) VAL [x1=-170141183460469230000000000000000000000, x2=-170141183460469230000000000000000000000, y1=-86401158365053370000000000000000000000] [L856] float y2 = gelu(x2); [L857] float derivative = (y2 - y1) / 1e-5f; VAL [x1=-170141183460469230000000000000000000000, x2=-170141183460469230000000000000000000000, y1=-86401158365053370000000000000000000000] [L858] COND TRUE !(__builtin_islessequal(derivative, 1.0f)) VAL [x1=-170141183460469230000000000000000000000, x2=-170141183460469230000000000000000000000, y1=-86401158365053370000000000000000000000] [L858] reach_error() VAL [x1=-170141183460469230000000000000000000000, x2=-170141183460469230000000000000000000000, y1=-86401158365053370000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 2, 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=12occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 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 21:00:50,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_440313d0-8b5d-4282-9035-948abb893c4f/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