./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_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_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/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_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/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_2aee124e-4b81-4470-84eb-8c38d8640748/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 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:15,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:15,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:19:15,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:15,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:15,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:15,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:15,301 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:15,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:15,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:15,303 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:15,304 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:15,305 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:15,305 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:19:15,306 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:15,306 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:15,307 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:19:15,308 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:19:15,308 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:15,309 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:19:15,310 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:19:15,310 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:19:15,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:15,312 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:15,312 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:15,313 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:19:15,313 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:15,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:15,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:15,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:15,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:15,336 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:15,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:15,337 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:15,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:15,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:15,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:15,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:15,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:15,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:15,339 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:19:15,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:19:15,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:15,340 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:15,341 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:15,341 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_2aee124e-4b81-4470-84eb-8c38d8640748/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 [2023-11-19 05:19:15,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:15,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:15,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:15,723 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:15,724 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:15,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 05:19:18,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:19,265 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:19,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 05:19:19,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/55547e11a/0883fef926664586bb835a2ebc286083/FLAG7568667ed [2023-11-19 05:19:19,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/55547e11a/0883fef926664586bb835a2ebc286083 [2023-11-19 05:19:19,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:19,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:19,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:19,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:19,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:19,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:19" (1/1) ... [2023-11-19 05:19:19,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3315a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:19, skipping insertion in model container [2023-11-19 05:19:19,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:19" (1/1) ... [2023-11-19 05:19:19,476 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:19,801 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:19:20,904 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_2aee124e-4b81-4470-84eb-8c38d8640748/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i[72230,72243] [2023-11-19 05:19:21,403 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:19:21,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50f64c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:21, skipping insertion in model container [2023-11-19 05:19:21,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:21,405 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:19:21,407 INFO L158 Benchmark]: Toolchain (without parser) took 2073.47ms. Allocated memory is still 192.9MB. Free memory was 154.9MB in the beginning and 109.0MB in the end (delta: 45.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 05:19:21,408 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:21,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2068.98ms. Allocated memory is still 192.9MB. Free memory was 154.2MB in the beginning and 109.0MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 05:19:21,411 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2068.98ms. Allocated memory is still 192.9MB. Free memory was 154.2MB in the beginning and 109.0MB in the end (delta: 45.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: 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_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/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_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/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_2aee124e-4b81-4470-84eb-8c38d8640748/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 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:23,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:24,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:19:24,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:24,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:24,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:24,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:24,091 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:24,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:24,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:24,098 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:24,098 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:24,098 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:24,100 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:24,101 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:24,101 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:24,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:24,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:24,103 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:24,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:24,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:24,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:24,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:24,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:24,105 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:19:24,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:19:24,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:19:24,107 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:24,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:24,107 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:24,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:24,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:19:24,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:24,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:24,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:24,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:24,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:24,110 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:19:24,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:19:24,112 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:24,112 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:24,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:24,112 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_2aee124e-4b81-4470-84eb-8c38d8640748/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 [2023-11-19 05:19:24,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:24,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:24,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:24,517 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:24,518 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:24,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 05:19:27,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:28,243 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:28,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 05:19:28,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/d172c3935/ad4e14069f344c94912868b7991936b7/FLAGfd79b29ca [2023-11-19 05:19:28,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2aee124e-4b81-4470-84eb-8c38d8640748/bin/utaipan-verify-t7M7D8N6sZ/data/d172c3935/ad4e14069f344c94912868b7991936b7 [2023-11-19 05:19:28,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:28,302 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:28,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:28,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:28,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:28,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:28" (1/1) ... [2023-11-19 05:19:28,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48049035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:28, skipping insertion in model container [2023-11-19 05:19:28,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:28" (1/1) ... [2023-11-19 05:19:28,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:28,774 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:19:29,642 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_2aee124e-4b81-4470-84eb-8c38d8640748/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i[72230,72243] [2023-11-19 05:19:30,095 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:19:30,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33e6036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:30, skipping insertion in model container [2023-11-19 05:19:30,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:30,097 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:19:30,099 INFO L158 Benchmark]: Toolchain (without parser) took 1795.31ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 45.5MB in the beginning and 66.0MB in the end (delta: -20.5MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-19 05:19:30,100 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:30,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1792.85ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 45.3MB in the beginning and 66.0MB in the end (delta: -20.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-11-19 05:19:30,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1792.85ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 45.3MB in the beginning and 66.0MB in the end (delta: -20.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: 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