./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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 5b306beaf3947eedfbccb7320f06255e4e4859baedd5da88ae57b3f0c6c3a316 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:03,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:04,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:50:04,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:04,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:04,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:04,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:04,080 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:04,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:04,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:04,088 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:04,090 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:04,091 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:04,093 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:50:04,093 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:04,094 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:04,095 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:50:04,095 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:50:04,096 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:04,098 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:50:04,099 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:50:04,100 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:50:04,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:04,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:04,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:04,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:50:04,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:04,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:04,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:04,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:04,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:04,110 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:04,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:04,111 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:04,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:04,112 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:04,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:04,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:04,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:04,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:04,114 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:50:04,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:50:04,115 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:04,115 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:04,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:04,117 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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b306beaf3947eedfbccb7320f06255e4e4859baedd5da88ae57b3f0c6c3a316 [2023-11-19 04:50:04,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:04,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:04,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:04,588 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:04,588 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:04,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 04:50:08,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:08,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:08,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 04:50:08,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/6da9d6b90/04fd6de2e8694bf889b250f3595cd119/FLAG169aa8d93 [2023-11-19 04:50:08,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/6da9d6b90/04fd6de2e8694bf889b250f3595cd119 [2023-11-19 04:50:08,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:08,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:08,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:08,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:08,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:08,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:08" (1/1) ... [2023-11-19 04:50:08,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc53c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:08, skipping insertion in model container [2023-11-19 04:50:08,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:08" (1/1) ... [2023-11-19 04:50:09,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:09,522 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:50:10,766 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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i[72244,72257] [2023-11-19 04:50:11,445 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:50:11,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5bcb6c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11, skipping insertion in model container [2023-11-19 04:50:11,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:11,447 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:50:11,450 INFO L158 Benchmark]: Toolchain (without parser) took 2506.19ms. Allocated memory is still 163.6MB. Free memory was 116.7MB in the beginning and 72.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:50:11,451 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 163.6MB. Free memory was 107.3MB in the beginning and 107.1MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:11,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2502.70ms. Allocated memory is still 163.6MB. Free memory was 116.7MB in the beginning and 72.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:50:11,455 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 163.6MB. Free memory was 107.3MB in the beginning and 107.1MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2502.70ms. Allocated memory is still 163.6MB. Free memory was 116.7MB in the beginning and 72.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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 5b306beaf3947eedfbccb7320f06255e4e4859baedd5da88ae57b3f0c6c3a316 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:14,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:14,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:50:14,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:14,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:14,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:14,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:14,809 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:14,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:14,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:14,818 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:14,819 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:14,820 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:14,822 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:14,822 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:14,823 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:14,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:14,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:14,826 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:14,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:14,828 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:14,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:14,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:14,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:14,831 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:50:14,831 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:50:14,832 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:50:14,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:14,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:14,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:14,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:14,836 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:50:14,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:14,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:14,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:14,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:14,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:14,838 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:50:14,839 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:14,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:14,841 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:14,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:14,841 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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b306beaf3947eedfbccb7320f06255e4e4859baedd5da88ae57b3f0c6c3a316 [2023-11-19 04:50:15,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:15,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:15,461 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:15,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:15,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:15,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 04:50:19,342 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:20,138 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:20,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i [2023-11-19 04:50:20,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/0a250de7c/ce680266541e46d6a2f2f9c4e30adc64/FLAG8e509cc4c [2023-11-19 04:50:20,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/bin/utaipan-verify-t7M7D8N6sZ/data/0a250de7c/ce680266541e46d6a2f2f9c4e30adc64 [2023-11-19 04:50:20,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:20,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:20,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:20,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:20,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:20,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:20" (1/1) ... [2023-11-19 04:50:20,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@621f5f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:20, skipping insertion in model container [2023-11-19 04:50:20,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:20" (1/1) ... [2023-11-19 04:50:20,367 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:20,812 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:50:22,525 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_e5d7aa57-1f30-4a3f-bdcb-08e09f177a25/sv-benchmarks/c/neural-networks/softsign_w16_r2_case_0_safe.c-amalgamation.i[72244,72257] [2023-11-19 04:50:23,105 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: expf [2023-11-19 04:50:23,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71e738db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23, skipping insertion in model container [2023-11-19 04:50:23,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:23,107 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 04:50:23,110 INFO L158 Benchmark]: Toolchain (without parser) took 2894.60ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 43.7MB in the beginning and 60.3MB in the end (delta: -16.7MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,111 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:23,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2890.93ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 43.5MB in the beginning and 60.3MB in the end (delta: -16.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2890.93ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 43.5MB in the beginning and 60.3MB in the end (delta: -16.8MB). Peak memory consumption was 26.3MB. 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