./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:39,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:39,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:19:39,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:39,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:39,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:39,346 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:39,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:39,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:39,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:39,354 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:39,354 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:39,354 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:39,356 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:19:39,357 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:39,357 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:39,358 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:19:39,358 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:19:39,358 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:39,359 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:19:39,359 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:19:39,360 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:19:39,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:39,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:39,362 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:39,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:19:39,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:39,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:39,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:39,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:39,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:39,366 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:39,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:39,366 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:39,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:39,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:39,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:39,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:39,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:39,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:39,368 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:19:39,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:19:39,368 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:39,369 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:39,369 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:39,369 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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 [2023-11-19 05:19:39,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:39,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:39,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:39,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:39,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:39,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-19 05:19:42,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:43,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:43,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-19 05:19:43,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/fa6e1d368/eacc2ddbe7354cdb81d18fa83d09403b/FLAGe9aec10da [2023-11-19 05:19:43,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/fa6e1d368/eacc2ddbe7354cdb81d18fa83d09403b [2023-11-19 05:19:43,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:43,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:43,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:43,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:43,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:43,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:43" (1/1) ... [2023-11-19 05:19:43,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763d616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:43, skipping insertion in model container [2023-11-19 05:19:43,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:43" (1/1) ... [2023-11-19 05:19:43,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:43,873 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:19:44,792 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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-11-19 05:19:45,106 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:19:45,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35de2cdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:45, skipping insertion in model container [2023-11-19 05:19:45,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:45,108 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:19:45,110 INFO L158 Benchmark]: Toolchain (without parser) took 1637.01ms. Allocated memory is still 205.5MB. Free memory was 157.4MB in the beginning and 130.7MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 05:19:45,111 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:45,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1632.61ms. Allocated memory is still 205.5MB. Free memory was 157.4MB in the beginning and 130.7MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 05:19:45,115 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1632.61ms. Allocated memory is still 205.5MB. Free memory was 157.4MB in the beginning and 130.7MB in the end (delta: 26.7MB). Peak memory consumption was 25.2MB. 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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:47,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:47,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:19:47,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:47,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:47,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:47,811 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:47,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:47,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:47,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:47,816 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:47,817 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:47,817 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:47,818 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:47,818 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:47,819 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:47,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:47,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:47,821 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:19:47,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:19:47,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:47,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:47,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:47,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:47,824 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:19:47,824 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:19:47,825 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:19:47,825 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:19:47,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:47,826 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:47,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:47,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:19:47,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:47,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:47,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:47,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:47,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:47,830 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:19:47,830 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:19:47,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:47,831 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:47,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:47,832 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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473935398f0a6ff0ba1d74937237ca988d69870fe758198e21e495be92fcb8a0 [2023-11-19 05:19:48,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:48,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:48,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:48,238 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:48,239 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:48,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-19 05:19:51,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:52,040 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:52,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i [2023-11-19 05:19:52,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/08012d475/99180aa2c8974c0585067c4a963b645f/FLAGc7a402da3 [2023-11-19 05:19:52,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9627ac60-8c7a-4ec6-9d70-32408f043bdc/bin/utaipan-verify-t7M7D8N6sZ/data/08012d475/99180aa2c8974c0585067c4a963b645f [2023-11-19 05:19:52,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:52,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:52,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:52,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:52,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:52,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f57444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52, skipping insertion in model container [2023-11-19 05:19:52,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:52,503 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:19:53,156 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_9627ac60-8c7a-4ec6-9d70-32408f043bdc/sv-benchmarks/c/neural-networks/tanh_w4_r4_case_1_unsafe.c-amalgamation.i[71403,71416] [2023-11-19 05:19:53,394 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:19:53,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43148ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:53, skipping insertion in model container [2023-11-19 05:19:53,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:53,395 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:19:53,397 INFO L158 Benchmark]: Toolchain (without parser) took 1290.92ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 48.0MB in the end (delta: 8.4MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-19 05:19:53,398 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:19:53,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1285.85ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 48.0MB in the end (delta: 8.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-19 05:19:53,403 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 60.8MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1285.85ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 48.0MB in the end (delta: 8.2MB). 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