./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e6ceabf070f1ca497030fb559399787dcf4b02aabd7075644e158269993d73b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:19:18,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:19:18,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:19:18,552 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:19:18,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:19:18,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:19:18,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:19:18,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:19:18,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:19:18,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:19:18,582 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:19:18,583 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:19:18,584 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:19:18,584 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:19:18,585 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:19:18,586 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:19:18,586 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:19:18,587 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:19:18,587 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:19:18,588 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:19:18,588 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:19:18,589 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:19:18,590 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:19:18,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:19:18,591 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:19:18,591 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:19:18,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:19:18,592 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:19:18,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:19:18,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:19:18,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:19:18,594 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:19:18,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:19:18,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:19:18,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:19:18,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:19:18,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:19:18,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:19:18,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:19:18,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:19:18,597 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:19:18,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:19:18,598 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:19:18,598 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:19:18,598 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:19:18,598 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e6ceabf070f1ca497030fb559399787dcf4b02aabd7075644e158269993d73b [2023-11-19 04:19:18,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:19:18,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:19:18,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:19:18,874 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:19:18,875 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:19:18,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i [2023-11-19 04:19:21,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:19:22,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:19:22,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i [2023-11-19 04:19:22,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/455e324df/8a76b2f239e64a45985f47dd63b697a8/FLAG5723ebb97 [2023-11-19 04:19:23,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/455e324df/8a76b2f239e64a45985f47dd63b697a8 [2023-11-19 04:19:23,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:19:23,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:19:23,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:19:23,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:19:23,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:19:23,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:19:23" (1/1) ... [2023-11-19 04:19:23,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8aa02fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:19:23, skipping insertion in model container [2023-11-19 04:19:23,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:19:23" (1/1) ... [2023-11-19 04:19:23,337 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:19:23,759 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:19:24,997 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_05e50f48-5821-4c58-8c6d-14d4842e2c76/sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i[75589,75602] [2023-11-19 04:19:29,567 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:19:29,568 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@519616b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:19:29, skipping insertion in model container [2023-11-19 04:19:29,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:19:29,569 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:19:29,571 INFO L158 Benchmark]: Toolchain (without parser) took 6439.38ms. Allocated memory was 146.8MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 92.6MB in the beginning and 333.8MB in the end (delta: -241.1MB). Peak memory consumption was 697.0MB. Max. memory is 16.1GB. [2023-11-19 04:19:29,572 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:19:29,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6436.84ms. Allocated memory was 146.8MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 92.3MB in the beginning and 333.8MB in the end (delta: -241.5MB). Peak memory consumption was 697.0MB. Max. memory is 16.1GB. [2023-11-19 04:19:29,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 146.8MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6436.84ms. Allocated memory was 146.8MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 92.3MB in the beginning and 333.8MB in the end (delta: -241.5MB). Peak memory consumption was 697.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8043]: Unsupported Syntax Unsupported function from math.h: expf RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e6ceabf070f1ca497030fb559399787dcf4b02aabd7075644e158269993d73b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:19:32,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:19:32,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:19:32,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:19:32,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:19:32,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:19:32,304 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:19:32,305 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:19:32,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:19:32,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:19:32,312 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:19:32,312 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:19:32,313 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:19:32,315 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:19:32,315 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:19:32,315 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:19:32,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:19:32,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:19:32,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:19:32,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:19:32,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:19:32,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:19:32,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:19:32,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:19:32,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:19:32,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:19:32,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:19:32,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:19:32,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:19:32,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:19:32,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:19:32,325 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:19:32,325 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:19:32,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:19:32,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:19:32,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:19:32,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:19:32,327 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:19:32,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:19:32,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:19:32,329 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:19:32,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:19:32,330 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e6ceabf070f1ca497030fb559399787dcf4b02aabd7075644e158269993d73b [2023-11-19 04:19:32,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:19:32,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:19:32,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:19:32,775 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:19:32,776 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:19:32,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i [2023-11-19 04:19:35,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:19:36,780 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:19:36,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i [2023-11-19 04:19:36,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/3a95033fb/77832ce78a814a328f80aa05ec564a8a/FLAG04b1e6f67 [2023-11-19 04:19:36,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05e50f48-5821-4c58-8c6d-14d4842e2c76/bin/utaipan-verify-t7M7D8N6sZ/data/3a95033fb/77832ce78a814a328f80aa05ec564a8a [2023-11-19 04:19:36,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:19:36,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:19:36,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:19:36,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:19:36,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:19:36,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:19:36" (1/1) ... [2023-11-19 04:19:36,887 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a4261e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:19:36, skipping insertion in model container [2023-11-19 04:19:36,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:19:36" (1/1) ... [2023-11-19 04:19:37,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:19:37,394 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:19:38,426 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_05e50f48-5821-4c58-8c6d-14d4842e2c76/sv-benchmarks/c/neural-networks/tanh_w64_r3_case_0_safe.c-amalgamation.i[75589,75602] [2023-11-19 04:19:43,567 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:19:43,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c56c1cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:19:43, skipping insertion in model container [2023-11-19 04:19:43,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:19:43,568 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:19:43,570 INFO L158 Benchmark]: Toolchain (without parser) took 6693.24ms. Allocated memory was 81.8MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 51.6MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 873.9MB. Max. memory is 16.1GB. [2023-11-19 04:19:43,571 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 54.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:19:43,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6688.86ms. Allocated memory was 81.8MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 51.6MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 873.9MB. Max. memory is 16.1GB. [2023-11-19 04:19:43,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 54.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6688.86ms. Allocated memory was 81.8MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 51.6MB in the beginning and 1.3GB in the end (delta: -1.3GB). Peak memory consumption was 873.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8043]: Unsupported Syntax Unsupported function from math.h: expf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN