./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w64_r4_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_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/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_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/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_bcfc8819-6491-4b01-bb35-1b375ae616b5/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 6cefa254d828b31073ee333a7b7b0d4095edf1be0812e8ffe04a6a0ca79ff7ac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:23:43,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:23:43,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:23:43,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:23:43,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:23:43,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:23:43,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:23:43,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:23:43,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:23:43,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:23:43,769 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:23:43,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:23:43,770 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:23:43,772 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:23:43,773 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:23:43,773 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:23:43,774 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:23:43,774 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:23:43,775 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:23:43,775 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:23:43,776 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:23:43,776 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:23:43,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:23:43,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:23:43,778 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:23:43,779 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:23:43,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:23:43,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:23:43,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:23:43,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:23:43,782 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:23:43,782 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:23:43,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:23:43,783 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:23:43,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:23:43,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:23:43,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:23:43,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:23:43,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:23:43,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:23:43,785 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:23:43,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:23:43,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:23:43,786 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:23:43,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:23:43,787 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_bcfc8819-6491-4b01-bb35-1b375ae616b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cefa254d828b31073ee333a7b7b0d4095edf1be0812e8ffe04a6a0ca79ff7ac [2023-11-19 05:23:44,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:23:44,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:23:44,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:23:44,220 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:23:44,221 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:23:44,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i [2023-11-19 05:23:47,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:23:48,287 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:23:48,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i [2023-11-19 05:23:48,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/02c9c5b15/81d015f18c8449f0a03467bedf85b778/FLAGafbd17832 [2023-11-19 05:23:48,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/02c9c5b15/81d015f18c8449f0a03467bedf85b778 [2023-11-19 05:23:48,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:23:48,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:23:48,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:48,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:23:48,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:23:48,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:48" (1/1) ... [2023-11-19 05:23:48,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b99c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:48, skipping insertion in model container [2023-11-19 05:23:48,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:48" (1/1) ... [2023-11-19 05:23:48,605 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:23:48,985 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:23:50,716 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_bcfc8819-6491-4b01-bb35-1b375ae616b5/sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i[75563,75576] [2023-11-19 05:23:55,682 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:23:55,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d17051c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:55, skipping insertion in model container [2023-11-19 05:23:55,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:55,684 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:23:55,686 INFO L158 Benchmark]: Toolchain (without parser) took 7304.18ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 87.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 491.9MB. Max. memory is 16.1GB. [2023-11-19 05:23:55,687 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:23:55,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7300.91ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 86.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 489.8MB. Max. memory is 16.1GB. [2023-11-19 05:23:55,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 151.0MB. Free memory is still 122.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7300.91ms. Allocated memory was 151.0MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 86.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 489.8MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/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_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/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_bcfc8819-6491-4b01-bb35-1b375ae616b5/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 6cefa254d828b31073ee333a7b7b0d4095edf1be0812e8ffe04a6a0ca79ff7ac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:23:58,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:23:58,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:23:58,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:23:58,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:23:58,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:23:58,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:23:58,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:23:58,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:23:58,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:23:58,407 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:23:58,407 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:23:58,408 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:23:58,409 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:23:58,409 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:23:58,410 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:23:58,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:23:58,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:23:58,413 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:23:58,413 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:23:58,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:23:58,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:23:58,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:23:58,416 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:23:58,416 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:23:58,417 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:23:58,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:23:58,418 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:23:58,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:23:58,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:23:58,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:23:58,420 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:23:58,420 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:23:58,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:23:58,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:23:58,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:23:58,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:23:58,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:23:58,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:23:58,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:23:58,423 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:23:58,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:23:58,423 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_bcfc8819-6491-4b01-bb35-1b375ae616b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cefa254d828b31073ee333a7b7b0d4095edf1be0812e8ffe04a6a0ca79ff7ac [2023-11-19 05:23:58,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:23:58,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:23:58,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:23:58,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:23:58,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:23:58,943 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i [2023-11-19 05:24:02,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:24:03,164 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:24:03,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i [2023-11-19 05:24:03,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/9d72c515a/f501f47d532c48b2ae018a412140581b/FLAGb4e5d4828 [2023-11-19 05:24:03,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcfc8819-6491-4b01-bb35-1b375ae616b5/bin/utaipan-verify-t7M7D8N6sZ/data/9d72c515a/f501f47d532c48b2ae018a412140581b [2023-11-19 05:24:03,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:24:03,269 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:24:03,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:03,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:24:03,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:24:03,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:03" (1/1) ... [2023-11-19 05:24:03,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3273e3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:03, skipping insertion in model container [2023-11-19 05:24:03,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:24:03" (1/1) ... [2023-11-19 05:24:03,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:24:03,815 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:24:05,235 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_bcfc8819-6491-4b01-bb35-1b375ae616b5/sv-benchmarks/c/neural-networks/tanh_w64_r4_case_1_safe.c-amalgamation.i[75563,75576] [2023-11-19 05:24:11,128 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:24:11,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43eb3cf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:24:11, skipping insertion in model container [2023-11-19 05:24:11,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:24:11,130 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:24:11,132 INFO L158 Benchmark]: Toolchain (without parser) took 7862.00ms. Allocated memory was 79.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 48.9MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 477.2MB. Max. memory is 16.1GB. [2023-11-19 05:24:11,133 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 33.1MB in the beginning and 33.0MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:24:11,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7858.52ms. Allocated memory was 79.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 48.7MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 477.2MB. Max. memory is 16.1GB. [2023-11-19 05:24:11,137 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 33.1MB in the beginning and 33.0MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7858.52ms. Allocated memory was 79.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 48.7MB in the beginning and 3.6GB in the end (delta: -3.6GB). Peak memory consumption was 477.2MB. 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