./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:06:57,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:57,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:06:57,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:57,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:57,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:57,236 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:57,236 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:57,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:57,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:57,244 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:57,245 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:57,246 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:57,248 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:06:57,249 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:57,249 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:57,250 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:06:57,250 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:06:57,251 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:57,251 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:06:57,254 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:06:57,255 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:06:57,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:57,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:57,257 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:06:57,258 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:06:57,258 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:06:57,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:57,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:57,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:57,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:57,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:06:57,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:57,262 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:57,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:57,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:57,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:57,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:57,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:57,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:57,264 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:06:57,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:06:57,269 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:57,269 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:57,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:57,270 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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 [2023-11-19 05:06:57,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:57,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:57,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:57,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:57,747 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:57,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2023-11-19 05:07:01,481 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:01,930 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:01,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2023-11-19 05:07:01,979 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/59a275e1c/4102b7f0bb5149b9945466ddb435e4d6/FLAG134f0c275 [2023-11-19 05:07:02,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/59a275e1c/4102b7f0bb5149b9945466ddb435e4d6 [2023-11-19 05:07:02,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:02,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:02,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:02,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:02,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:02,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:02" (1/1) ... [2023-11-19 05:07:02,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d51063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:02, skipping insertion in model container [2023-11-19 05:07:02,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:02" (1/1) ... [2023-11-19 05:07:02,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:02,444 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:07:03,308 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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i[71401,71414] [2023-11-19 05:07:03,551 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:07:03,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e65d0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:03, skipping insertion in model container [2023-11-19 05:07:03,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:03,552 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:07:03,554 INFO L158 Benchmark]: Toolchain (without parser) took 1543.38ms. Allocated memory is still 146.8MB. Free memory was 96.5MB in the beginning and 70.5MB in the end (delta: 26.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 05:07:03,554 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:03,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1536.89ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 70.5MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 05:07:03,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1536.89ms. Allocated memory is still 146.8MB. Free memory was 96.3MB in the beginning and 70.5MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1425]: 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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:06,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:06,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:06,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:06,490 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:06,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:06,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:06,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:06,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:06,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:06,547 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:06,547 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:06,548 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:06,549 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:06,550 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:06,550 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:06,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:06,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:06,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:06,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:06,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:06,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:06,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:06,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:06,556 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:06,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:06,558 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:06,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:06,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:06,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:06,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:06,560 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:06,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:06,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:06,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:06,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:06,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:06,563 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:06,563 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:06,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:06,564 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:06,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:06,564 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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c0262a418b8f463b8b97a4e7d223a3d9633becb3ddab8d79fde6683ec277331 [2023-11-19 05:07:07,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:07,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:07,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:07,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:07,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:07,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2023-11-19 05:07:10,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:11,013 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:11,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i [2023-11-19 05:07:11,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/489f84d62/ee59bc9c61464dfe9ab6e86f41c59680/FLAG6006d0465 [2023-11-19 05:07:11,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/bin/utaipan-verify-t7M7D8N6sZ/data/489f84d62/ee59bc9c61464dfe9ab6e86f41c59680 [2023-11-19 05:07:11,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:11,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:11,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:11,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:11,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:11,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:11" (1/1) ... [2023-11-19 05:07:11,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709f7583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:11, skipping insertion in model container [2023-11-19 05:07:11,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:11" (1/1) ... [2023-11-19 05:07:11,203 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:11,556 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:07:12,325 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_4ef6ac96-a2e6-4fce-a4d3-a2617aedd072/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_0_safe.c-amalgamation.i[71401,71414] [2023-11-19 05:07:12,622 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:07:12,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e6429eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:12, skipping insertion in model container [2023-11-19 05:07:12,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:12,624 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:07:12,626 INFO L158 Benchmark]: Toolchain (without parser) took 1527.29ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 48.7MB in the beginning and 69.4MB in the end (delta: -20.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-19 05:07:12,627 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:12,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1523.99ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 48.5MB in the beginning and 69.4MB in the end (delta: -20.9MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-19 05:07:12,630 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1523.99ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 48.5MB in the beginning and 69.4MB in the end (delta: -20.9MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1425]: 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