./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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 55dde6cae6bae8f371cafd710003d3e7c478788c7c202340fd79af1b0988c8c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:49,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:49,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:16:49,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:49,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:49,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:49,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:49,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:49,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:49,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:49,729 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:49,730 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:49,730 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:49,731 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:16:49,731 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:49,732 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:49,732 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:16:49,733 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:16:49,733 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:49,734 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:16:49,734 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:16:49,735 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:16:49,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:49,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:49,736 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:49,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:16:49,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:49,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:49,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:49,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:49,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:49,739 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:49,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:49,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:49,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:49,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:49,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:49,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:49,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:49,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:49,742 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:16:49,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:16:49,742 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:49,742 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:49,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:49,743 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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dde6cae6bae8f371cafd710003d3e7c478788c7c202340fd79af1b0988c8c1 [2023-11-19 05:16:49,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:50,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:50,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:50,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:50,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:50,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:16:53,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:53,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:53,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:16:53,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/d85b0f531/371784fac0ce4a55850e9eb3358ded05/FLAG80b602739 [2023-11-19 05:16:53,573 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/d85b0f531/371784fac0ce4a55850e9eb3358ded05 [2023-11-19 05:16:53,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:53,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:53,580 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:53,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:53,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:53,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:53" (1/1) ... [2023-11-19 05:16:53,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b945a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:53, skipping insertion in model container [2023-11-19 05:16:53,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:53" (1/1) ... [2023-11-19 05:16:53,675 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:54,010 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:16:55,079 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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i[72245,72258] [2023-11-19 05:16:55,542 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:16:55,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d84b168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:55, skipping insertion in model container [2023-11-19 05:16:55,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:55,544 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:16:55,547 INFO L158 Benchmark]: Toolchain (without parser) took 1967.45ms. Allocated memory is still 226.5MB. Free memory was 173.6MB in the beginning and 128.4MB in the end (delta: 45.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:55,548 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 148.9MB. Free memory was 88.8MB in the beginning and 88.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:55,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1964.62ms. Allocated memory is still 226.5MB. Free memory was 173.2MB in the beginning and 128.4MB in the end (delta: 44.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:55,551 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 148.9MB. Free memory was 88.8MB in the beginning and 88.6MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1964.62ms. Allocated memory is still 226.5MB. Free memory was 173.2MB in the beginning and 128.4MB in the end (delta: 44.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: 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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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 55dde6cae6bae8f371cafd710003d3e7c478788c7c202340fd79af1b0988c8c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:58,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:58,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:16:58,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:58,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:58,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:58,268 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:58,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:58,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:58,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:58,275 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:58,276 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:58,276 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:58,278 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:58,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:58,279 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:58,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:58,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:58,281 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:58,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:58,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:58,283 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:58,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:58,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:58,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:16:58,285 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:16:58,285 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:16:58,286 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:58,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:58,287 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:58,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:58,289 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:16:58,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:58,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:58,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:58,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:58,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:58,290 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:16:58,291 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:16:58,292 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:58,292 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:58,296 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:58,296 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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55dde6cae6bae8f371cafd710003d3e7c478788c7c202340fd79af1b0988c8c1 [2023-11-19 05:16:58,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:58,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:58,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:58,757 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:58,759 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:58,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:17:01,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:02,471 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:02,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i [2023-11-19 05:17:02,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/00a71207c/2628630305f3433b9970dcd6c926b184/FLAG85ce3c1a7 [2023-11-19 05:17:02,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/bin/utaipan-verify-t7M7D8N6sZ/data/00a71207c/2628630305f3433b9970dcd6c926b184 [2023-11-19 05:17:02,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:02,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:02,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:02,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:02,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:02,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:02" (1/1) ... [2023-11-19 05:17:02,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e03cf1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:02, skipping insertion in model container [2023-11-19 05:17:02,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:02" (1/1) ... [2023-11-19 05:17:02,691 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:03,021 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:17:03,797 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_b46c8421-b5b1-4460-b3e0-4133f7ef11ea/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_1_unsafe.c-amalgamation.i[72245,72258] [2023-11-19 05:17:04,223 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 05:17:04,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46710cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:04, skipping insertion in model container [2023-11-19 05:17:04,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:04,228 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:17:04,230 INFO L158 Benchmark]: Toolchain (without parser) took 1678.08ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 38.9MB in the end (delta: 23.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:04,231 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:04,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1672.85ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 38.9MB in the end (delta: 23.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:04,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1672.85ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 38.9MB in the end (delta: 23.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1827]: 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