./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w64_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/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_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/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_2b8d2a91-a516-494e-9fe3-c217332d4507/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 754795a27d2ede41fa5760e52fe3124be25817a0fa4fe0439abea5f04f4d3598 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:13:53,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:13:53,225 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:13:53,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:13:53,234 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:13:53,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:13:53,280 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:13:53,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:13:53,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:13:53,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:13:53,287 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:13:53,288 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:13:53,289 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:13:53,290 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:13:53,291 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:13:53,291 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:13:53,291 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:13:53,292 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:13:53,294 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:13:53,294 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:13:53,295 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:13:53,295 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:13:53,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:13:53,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:13:53,297 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:13:53,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:13:53,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:13:53,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:13:53,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:13:53,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:13:53,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:13:53,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:13:53,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:13:53,301 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:13:53,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:13:53,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:13:53,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:13:53,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:13:53,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:13:53,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:13:53,303 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:13:53,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:13:53,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:13:53,304 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:13:53,305 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:13:53,305 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_2b8d2a91-a516-494e-9fe3-c217332d4507/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 754795a27d2ede41fa5760e52fe3124be25817a0fa4fe0439abea5f04f4d3598 [2023-11-19 05:13:53,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:13:53,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:13:53,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:13:53,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:13:53,644 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:13:53,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:13:56,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:13:57,488 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:13:57,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:13:57,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/a00f1d81e/dacc66bad30447be9e1251840892ee4f/FLAG457b64980 [2023-11-19 05:13:57,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/a00f1d81e/dacc66bad30447be9e1251840892ee4f [2023-11-19 05:13:57,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:13:57,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:13:57,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:13:57,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:13:57,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:13:57,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:13:57" (1/1) ... [2023-11-19 05:13:57,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c74b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:13:57, skipping insertion in model container [2023-11-19 05:13:57,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:13:57" (1/1) ... [2023-11-19 05:13:57,886 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:13:58,141 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:13:59,394 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_2b8d2a91-a516-494e-9fe3-c217332d4507/sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i[75589,75602] [2023-11-19 05:14:03,945 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:14:03,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41a1d894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:03, skipping insertion in model container [2023-11-19 05:14:03,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:03,947 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:14:03,949 INFO L158 Benchmark]: Toolchain (without parser) took 6347.68ms. Allocated memory was 146.8MB in the beginning and 809.5MB in the end (delta: 662.7MB). Free memory was 81.3MB in the beginning and 567.9MB in the end (delta: -486.7MB). Peak memory consumption was 595.1MB. Max. memory is 16.1GB. [2023-11-19 05:14:03,949 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:14:03,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6341.78ms. Allocated memory was 146.8MB in the beginning and 809.5MB in the end (delta: 662.7MB). Free memory was 81.1MB in the beginning and 567.9MB in the end (delta: -486.8MB). Peak memory consumption was 595.1MB. Max. memory is 16.1GB. [2023-11-19 05:14:03,952 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 115.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6341.78ms. Allocated memory was 146.8MB in the beginning and 809.5MB in the end (delta: 662.7MB). Free memory was 81.1MB in the beginning and 567.9MB in the end (delta: -486.8MB). Peak memory consumption was 595.1MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/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_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/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_2b8d2a91-a516-494e-9fe3-c217332d4507/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 754795a27d2ede41fa5760e52fe3124be25817a0fa4fe0439abea5f04f4d3598 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:14:06,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:14:06,606 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:14:06,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:14:06,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:14:06,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:14:06,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:14:06,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:14:06,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:14:06,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:14:06,691 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:14:06,691 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:14:06,692 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:14:06,693 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:14:06,694 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:14:06,694 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:14:06,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:14:06,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:14:06,696 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:14:06,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:14:06,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:14:06,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:14:06,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:14:06,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:14:06,699 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:14:06,699 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:14:06,700 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:14:06,700 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:14:06,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:14:06,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:14:06,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:14:06,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:14:06,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:14:06,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:14:06,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:14:06,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:14:06,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:14:06,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:14:06,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:14:06,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:14:06,706 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:14:06,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:14:06,707 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_2b8d2a91-a516-494e-9fe3-c217332d4507/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 754795a27d2ede41fa5760e52fe3124be25817a0fa4fe0439abea5f04f4d3598 [2023-11-19 05:14:07,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:14:07,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:14:07,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:14:07,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:14:07,159 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:14:07,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:14:10,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:14:10,979 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:14:10,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:14:11,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/78f719c04/3bc73e191cd2494f92ec285881218d63/FLAG194564e0b [2023-11-19 05:14:11,089 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8d2a91-a516-494e-9fe3-c217332d4507/bin/utaipan-verify-t7M7D8N6sZ/data/78f719c04/3bc73e191cd2494f92ec285881218d63 [2023-11-19 05:14:11,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:14:11,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:14:11,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:11,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:14:11,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:14:11,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:11" (1/1) ... [2023-11-19 05:14:11,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774b5a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:11, skipping insertion in model container [2023-11-19 05:14:11,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:11" (1/1) ... [2023-11-19 05:14:11,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:14:11,663 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:14:13,022 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_2b8d2a91-a516-494e-9fe3-c217332d4507/sv-benchmarks/c/neural-networks/tanh_w64_r2_case_1_unsafe.c-amalgamation.i[75589,75602] [2023-11-19 05:14:17,957 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:14:17,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64e9fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:17, skipping insertion in model container [2023-11-19 05:14:17,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:17,958 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:14:17,960 INFO L158 Benchmark]: Toolchain (without parser) took 6858.89ms. Allocated memory was 92.3MB in the beginning and 1.5GB in the end (delta: 1.5GB). Free memory was 64.4MB in the beginning and 592.8MB in the end (delta: -528.3MB). Peak memory consumption was 940.1MB. Max. memory is 16.1GB. [2023-11-19 05:14:17,961 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:14:17,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6854.38ms. Allocated memory was 92.3MB in the beginning and 1.5GB in the end (delta: 1.5GB). Free memory was 64.1MB in the beginning and 592.8MB in the end (delta: -528.7MB). Peak memory consumption was 940.1MB. Max. memory is 16.1GB. [2023-11-19 05:14:17,964 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 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6854.38ms. Allocated memory was 92.3MB in the beginning and 1.5GB in the end (delta: 1.5GB). Free memory was 64.1MB in the beginning and 592.8MB in the end (delta: -528.7MB). Peak memory consumption was 940.1MB. 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