./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.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_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/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_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/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_26e3d802-04b8-44d3-9d9b-cc83512b717d/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 cfa77619ae1a3f783c8b728d1cc1bc4261ad97d5a1e3f59abbf182438ceb423d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:15:42,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:15:42,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:15:42,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:15:42,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:15:42,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:15:42,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:15:42,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:15:42,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:15:42,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:15:42,299 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:15:42,299 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:15:42,300 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:15:42,301 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:15:42,302 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:15:42,302 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:15:42,303 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:15:42,304 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:15:42,304 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:15:42,305 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:15:42,306 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:15:42,307 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:15:42,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:15:42,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:15:42,310 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:15:42,310 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:15:42,311 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:15:42,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:15:42,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:15:42,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:15:42,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:15:42,338 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:15:42,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:15:42,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:15:42,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:15:42,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:15:42,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:15:42,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:15:42,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:15:42,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:15:42,342 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:15:42,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:15:42,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:15:42,344 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:15:42,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:15:42,345 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_26e3d802-04b8-44d3-9d9b-cc83512b717d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa77619ae1a3f783c8b728d1cc1bc4261ad97d5a1e3f59abbf182438ceb423d [2023-11-19 05:15:42,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:15:42,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:15:42,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:15:42,740 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:15:42,741 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:15:42,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:15:46,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:15:46,804 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:15:46,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:15:46,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/159db7845/9f341d93e30c4c18848fc1c3fc3a4584/FLAGf663ed6ec [2023-11-19 05:15:46,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/159db7845/9f341d93e30c4c18848fc1c3fc3a4584 [2023-11-19 05:15:46,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:15:46,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:15:46,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:46,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:15:46,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:15:46,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:46" (1/1) ... [2023-11-19 05:15:46,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17284a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:46, skipping insertion in model container [2023-11-19 05:15:46,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:46" (1/1) ... [2023-11-19 05:15:47,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:15:47,363 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:15:48,368 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_26e3d802-04b8-44d3-9d9b-cc83512b717d/sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i[71674,71687] [2023-11-19 05:15:48,723 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:15:48,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e4550be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:48, skipping insertion in model container [2023-11-19 05:15:48,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:48,733 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:15:48,735 INFO L158 Benchmark]: Toolchain (without parser) took 1869.94ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 62.0MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 05:15:48,736 INFO L158 Benchmark]: CDTParser took 2.64ms. Allocated memory is still 142.6MB. Free memory is still 111.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:15:48,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1867.23ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 62.0MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 05:15:48,738 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64ms. Allocated memory is still 142.6MB. Free memory is still 111.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1867.23ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 62.0MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1503]: 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_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/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_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/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_26e3d802-04b8-44d3-9d9b-cc83512b717d/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 cfa77619ae1a3f783c8b728d1cc1bc4261ad97d5a1e3f59abbf182438ceb423d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:15:51,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:15:51,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:15:51,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:15:51,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:15:51,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:15:51,529 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:15:51,530 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:15:51,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:15:51,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:15:51,537 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:15:51,538 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:15:51,538 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:15:51,540 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:15:51,541 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:15:51,541 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:15:51,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:15:51,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:15:51,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:15:51,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:15:51,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:15:51,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:15:51,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:15:51,546 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:15:51,547 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:15:51,547 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:15:51,548 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:15:51,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:15:51,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:15:51,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:15:51,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:15:51,551 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:15:51,552 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:15:51,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:15:51,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:15:51,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:15:51,553 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:15:51,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:15:51,554 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:15:51,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:15:51,556 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:15:51,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:15:51,556 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_26e3d802-04b8-44d3-9d9b-cc83512b717d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa77619ae1a3f783c8b728d1cc1bc4261ad97d5a1e3f59abbf182438ceb423d [2023-11-19 05:15:51,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:15:52,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:15:52,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:15:52,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:15:52,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:15:52,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:15:55,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:15:56,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:15:56,030 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:15:56,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/f16c30b40/99877a105d5947b5b1868602a591679a/FLAG6cf1da77e [2023-11-19 05:15:56,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26e3d802-04b8-44d3-9d9b-cc83512b717d/bin/utaipan-verify-t7M7D8N6sZ/data/f16c30b40/99877a105d5947b5b1868602a591679a [2023-11-19 05:15:56,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:15:56,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:15:56,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:56,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:15:56,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:15:56,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:56" (1/1) ... [2023-11-19 05:15:56,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f167a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:56, skipping insertion in model container [2023-11-19 05:15:56,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:56" (1/1) ... [2023-11-19 05:15:56,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:15:56,492 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:15:57,617 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_26e3d802-04b8-44d3-9d9b-cc83512b717d/sv-benchmarks/c/neural-networks/tanh_w8_r2_case_1_unsafe.c-amalgamation.i[71674,71687] [2023-11-19 05:15:57,987 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:15:57,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@123cecd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:57, skipping insertion in model container [2023-11-19 05:15:57,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:57,988 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:15:57,990 INFO L158 Benchmark]: Toolchain (without parser) took 1888.05ms. Allocated memory is still 115.3MB. Free memory was 85.7MB in the beginning and 87.2MB in the end (delta: -1.5MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2023-11-19 05:15:57,990 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:15:57,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1883.46ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 87.2MB in the end (delta: -1.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-19 05:15:57,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1883.46ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 87.2MB in the end (delta: -1.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1503]: 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