./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:13:19,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:13:19,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:13:19,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:13:19,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:13:19,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:13:19,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:13:19,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:13:19,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:13:19,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:13:19,558 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:13:19,558 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:13:19,559 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:13:19,560 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:13:19,560 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:13:19,561 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:13:19,561 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:13:19,562 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:13:19,563 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:13:19,563 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:13:19,564 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:13:19,564 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:13:19,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:13:19,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:13:19,566 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:13:19,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:13:19,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:13:19,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:13:19,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:13:19,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:13:19,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:13:19,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:13:19,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:13:19,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:13:19,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:13:19,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:13:19,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:13:19,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:13:19,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:13:19,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:13:19,573 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:13:19,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:13:19,574 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:13:19,574 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:13:19,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:13:19,574 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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c [2023-11-19 04:13:19,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:13:20,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:13:20,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:13:20,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:13:20,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:13:20,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2023-11-19 04:13:23,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:13:23,869 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:13:23,870 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2023-11-19 04:13:23,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/9ba6ecc66/39935604aeab480188a3fbfa55c70801/FLAG9e2389106 [2023-11-19 04:13:23,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/9ba6ecc66/39935604aeab480188a3fbfa55c70801 [2023-11-19 04:13:23,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:13:23,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:13:23,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:23,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:13:23,941 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:13:23,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:23" (1/1) ... [2023-11-19 04:13:23,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5a0172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:23, skipping insertion in model container [2023-11-19 04:13:23,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:23" (1/1) ... [2023-11-19 04:13:24,036 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:13:24,300 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:13:25,270 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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i[71397,71410] [2023-11-19 04:13:25,515 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:13:25,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@500cd355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:25, skipping insertion in model container [2023-11-19 04:13:25,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:25,517 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:13:25,520 INFO L158 Benchmark]: Toolchain (without parser) took 1584.32ms. Allocated memory was 130.0MB in the beginning and 203.4MB in the end (delta: 73.4MB). Free memory was 82.9MB in the beginning and 164.5MB in the end (delta: -81.7MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-19 04:13:25,521 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 130.0MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:13:25,522 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1581.27ms. Allocated memory was 130.0MB in the beginning and 203.4MB in the end (delta: 73.4MB). Free memory was 82.9MB in the beginning and 164.5MB in the end (delta: -81.7MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-19 04:13:25,525 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 130.0MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1581.27ms. Allocated memory was 130.0MB in the beginning and 203.4MB in the end (delta: 73.4MB). Free memory was 82.9MB in the beginning and 164.5MB in the end (delta: -81.7MB). Peak memory consumption was 30.6MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:13:28,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:13:28,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:13:28,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:13:28,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:13:28,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:13:28,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:13:28,226 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:13:28,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:13:28,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:13:28,228 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:13:28,229 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:13:28,229 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:13:28,230 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:13:28,231 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:13:28,231 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:13:28,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:13:28,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:13:28,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:13:28,237 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:13:28,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:13:28,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:13:28,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:13:28,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:13:28,244 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:13:28,244 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:13:28,244 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:13:28,245 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:13:28,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:13:28,246 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:13:28,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:13:28,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:13:28,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:13:28,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:13:28,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:13:28,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:13:28,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:13:28,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:13:28,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:13:28,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:13:28,250 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:13:28,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:13:28,251 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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f59b31728272b9ab1c7f522bf13ddc4b8239455b24ba0a8a2a146b07d69e18c [2023-11-19 04:13:28,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:13:28,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:13:28,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:13:28,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:13:28,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:13:28,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2023-11-19 04:13:31,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:13:32,329 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:13:32,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i [2023-11-19 04:13:32,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/13d98a5bb/1d9f8796ee894c778a0b52d6fb0f2769/FLAGd612e49ab [2023-11-19 04:13:32,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc74679-2edf-48c2-9bb8-53bac0a177f9/bin/utaipan-verify-t7M7D8N6sZ/data/13d98a5bb/1d9f8796ee894c778a0b52d6fb0f2769 [2023-11-19 04:13:32,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:13:32,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:13:32,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:32,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:13:32,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:13:32,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:32" (1/1) ... [2023-11-19 04:13:32,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d023708 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:32, skipping insertion in model container [2023-11-19 04:13:32,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:13:32" (1/1) ... [2023-11-19 04:13:32,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:13:32,755 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:13:34,020 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_4dc74679-2edf-48c2-9bb8-53bac0a177f9/sv-benchmarks/c/neural-networks/tanh_w4_r1_case_1_safe.c-amalgamation.i[71397,71410] [2023-11-19 04:13:34,263 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:13:34,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@350180e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:13:34, skipping insertion in model container [2023-11-19 04:13:34,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:13:34,265 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:13:34,267 INFO L158 Benchmark]: Toolchain (without parser) took 1865.60ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 50.8MB in the beginning and 85.0MB in the end (delta: -34.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 04:13:34,268 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 60.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:13:34,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1858.63ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 50.6MB in the beginning and 85.0MB in the end (delta: -34.4MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 04:13:34,270 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 60.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1858.63ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 50.6MB in the beginning and 85.0MB in the end (delta: -34.4MB). Peak memory consumption was 20.1MB. 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