./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.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_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/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_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/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_3a62863b-a778-4d52-8e08-6e2214796415/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 83cb34a0f631911578f07d9b71e9fe52337c8749c1d50d00e23b04108093b204 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:13:49,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:13:49,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:13:49,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:13:49,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:13:49,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:13:49,442 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:13:49,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:13:49,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:13:49,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:13:49,451 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:13:49,452 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:13:49,453 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:13:49,455 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:13:49,455 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:13:49,456 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:13:49,456 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:13:49,457 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:13:49,457 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:13:49,458 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:13:49,458 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:13:49,459 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:13:49,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:13:49,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:13:49,462 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:13:49,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:13:49,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:13:49,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:13:49,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:13:49,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:13:49,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:13:49,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:13:49,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:13:49,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:13:49,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:13:49,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:13:49,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:13:49,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:13:49,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:13:49,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:13:49,469 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:13:49,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:13:49,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:13:49,470 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:13:49,471 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:13:49,471 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_3a62863b-a778-4d52-8e08-6e2214796415/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83cb34a0f631911578f07d9b71e9fe52337c8749c1d50d00e23b04108093b204 [2023-11-19 05:13:49,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:13:49,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:13:49,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:13:49,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:13:49,900 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:13:49,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i [2023-11-19 05:13:53,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:13:53,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:13:53,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i [2023-11-19 05:13:53,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/d47e884c3/2071a9b54dbe4a14a5b6dc4c47cd3321/FLAG51dbfba95 [2023-11-19 05:13:53,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/d47e884c3/2071a9b54dbe4a14a5b6dc4c47cd3321 [2023-11-19 05:13:53,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:13:53,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:13:53,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:13:53,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:13:53,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:13:53,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:13:53" (1/1) ... [2023-11-19 05:13:53,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e2f0e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:13:53, skipping insertion in model container [2023-11-19 05:13:53,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:13:53" (1/1) ... [2023-11-19 05:13:53,933 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:13:54,264 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:13:55,501 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_3a62863b-a778-4d52-8e08-6e2214796415/sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i[73320,73333] [2023-11-19 05:13:56,447 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:13:56,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21c192a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:13:56, skipping insertion in model container [2023-11-19 05:13:56,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:13:56,455 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:13:56,457 INFO L158 Benchmark]: Toolchain (without parser) took 2696.52ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 98.1MB in the beginning and 79.0MB in the end (delta: 19.1MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2023-11-19 05:13:56,458 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 95.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:13:56,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2693.15ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 98.1MB in the beginning and 79.0MB in the end (delta: 19.1MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2023-11-19 05:13:56,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 95.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2693.15ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 98.1MB in the beginning and 79.0MB in the end (delta: 19.1MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3075]: 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_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/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_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/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_3a62863b-a778-4d52-8e08-6e2214796415/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 83cb34a0f631911578f07d9b71e9fe52337c8749c1d50d00e23b04108093b204 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:13:59,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:13:59,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:13:59,416 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:13:59,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:13:59,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:13:59,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:13:59,467 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:13:59,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:13:59,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:13:59,474 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:13:59,474 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:13:59,475 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:13:59,476 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:13:59,477 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:13:59,477 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:13:59,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:13:59,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:13:59,479 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:13:59,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:13:59,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:13:59,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:13:59,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:13:59,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:13:59,482 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:13:59,483 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:13:59,483 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:13:59,484 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:13:59,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:13:59,485 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:13:59,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:13:59,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:13:59,487 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:13:59,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:13:59,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:13:59,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:13:59,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:13:59,488 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:13:59,488 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:13:59,489 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:13:59,490 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:13:59,490 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:13:59,490 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_3a62863b-a778-4d52-8e08-6e2214796415/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83cb34a0f631911578f07d9b71e9fe52337c8749c1d50d00e23b04108093b204 [2023-11-19 05:13:59,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:14:00,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:14:00,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:14:00,005 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:14:00,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:14:00,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i [2023-11-19 05:14:03,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:14:04,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:14:04,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i [2023-11-19 05:14:04,331 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/446bfb6ce/8cba27ba1bb34d4fa69291217c59d9c8/FLAG0a195df5b [2023-11-19 05:14:04,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a62863b-a778-4d52-8e08-6e2214796415/bin/utaipan-verify-t7M7D8N6sZ/data/446bfb6ce/8cba27ba1bb34d4fa69291217c59d9c8 [2023-11-19 05:14:04,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:14:04,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:14:04,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:04,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:14:04,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:14:04,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:04" (1/1) ... [2023-11-19 05:14:04,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d17be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:04, skipping insertion in model container [2023-11-19 05:14:04,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:04" (1/1) ... [2023-11-19 05:14:04,510 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:14:04,883 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:14:05,897 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_3a62863b-a778-4d52-8e08-6e2214796415/sv-benchmarks/c/neural-networks/tanh_w32_r3_case_1_safe.c-amalgamation.i[73320,73333] [2023-11-19 05:14:06,923 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:14:06,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37a38c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:06, skipping insertion in model container [2023-11-19 05:14:06,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:06,925 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:14:06,928 INFO L158 Benchmark]: Toolchain (without parser) took 2562.80ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 64.7MB in the beginning and 64.2MB in the end (delta: 492.1kB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2023-11-19 05:14:06,929 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:14:06,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2557.58ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 64.5MB in the beginning and 64.2MB in the end (delta: 258.2kB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2023-11-19 05:14:06,933 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2557.58ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 64.5MB in the beginning and 64.2MB in the end (delta: 258.2kB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3075]: 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