./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/log_4_safe.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_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/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_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/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_9807095d-b097-4d38-820c-27bd2ad51039/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 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:22:58,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:22:58,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:22:58,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:22:58,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:22:58,473 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:22:58,473 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:22:58,474 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:22:58,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:22:58,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:22:58,476 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:22:58,477 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:22:58,477 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:22:58,478 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:22:58,478 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:22:58,479 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:22:58,479 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:22:58,480 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:22:58,480 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:22:58,481 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:22:58,481 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:22:58,482 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:22:58,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:22:58,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:22:58,484 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:22:58,484 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:22:58,485 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:22:58,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:22:58,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:22:58,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:22:58,486 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:22:58,487 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:22:58,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:22:58,487 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:22:58,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:22:58,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:22:58,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:58,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:22:58,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:22:58,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:22:58,489 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:22:58,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:22:58,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:22:58,490 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:22:58,490 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:22:58,490 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_9807095d-b097-4d38-820c-27bd2ad51039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2023-11-19 05:22:58,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:22:58,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:22:58,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:22:58,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:22:58,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:22:58,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2023-11-19 05:23:02,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:23:02,432 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:23:02,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2023-11-19 05:23:02,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/d4d346997/472b58b2c47245918bf17506ac6a9088/FLAGb6fd3d1f2 [2023-11-19 05:23:02,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/d4d346997/472b58b2c47245918bf17506ac6a9088 [2023-11-19 05:23:02,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:23:02,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:23:02,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:02,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:23:02,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:23:02,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:02" (1/1) ... [2023-11-19 05:23:02,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@631b746e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:02, skipping insertion in model container [2023-11-19 05:23:02,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:02" (1/1) ... [2023-11-19 05:23:02,581 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:23:02,845 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:23:03,374 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-19 05:23:03,377 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: logf [2023-11-19 05:23:03,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@129bf4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:03, skipping insertion in model container [2023-11-19 05:23:03,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:03,379 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:23:03,381 INFO L158 Benchmark]: Toolchain (without parser) took 888.69ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 80.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:23:03,382 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:23:03,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 885.03ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 80.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:23:03,384 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 142.6MB. Free memory is still 89.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 885.03ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 80.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 850]: Unsupported Syntax Unsupported function from math.h: logf 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_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/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_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/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_9807095d-b097-4d38-820c-27bd2ad51039/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 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:23:06,028 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:23:06,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:23:06,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:23:06,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:23:06,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:23:06,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:23:06,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:23:06,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:23:06,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:23:06,232 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:23:06,232 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:23:06,233 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:23:06,235 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:23:06,235 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:23:06,236 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:23:06,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:23:06,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:23:06,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:23:06,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:23:06,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:23:06,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:23:06,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:23:06,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:23:06,242 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:23:06,243 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:23:06,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:23:06,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:23:06,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:23:06,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:23:06,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:23:06,246 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:23:06,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:23:06,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:23:06,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:23:06,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:23:06,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:23:06,249 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:23:06,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:23:06,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:23:06,250 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:23:06,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:23:06,251 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2023-11-19 05:23:06,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:23:06,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:23:06,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:23:06,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:23:06,761 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:23:06,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2023-11-19 05:23:10,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:23:10,816 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:23:10,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2023-11-19 05:23:10,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/99d05b301/1f3c6e3fa3914f778f8d3635c5c1dfdc/FLAG5afd2cc61 [2023-11-19 05:23:10,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9807095d-b097-4d38-820c-27bd2ad51039/bin/utaipan-verify-t7M7D8N6sZ/data/99d05b301/1f3c6e3fa3914f778f8d3635c5c1dfdc [2023-11-19 05:23:10,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:23:10,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:23:10,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:10,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:23:10,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:23:10,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:10" (1/1) ... [2023-11-19 05:23:10,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@824595b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:10, skipping insertion in model container [2023-11-19 05:23:10,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:23:10" (1/1) ... [2023-11-19 05:23:10,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:23:11,245 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 05:23:11,729 WARN L635 FunctionHandler]: implicit declaration of function __builtin_isinf_sign [2023-11-19 05:23:11,732 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: logf [2023-11-19 05:23:11,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2940b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:23:11, skipping insertion in model container [2023-11-19 05:23:11,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:23:11,734 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:23:11,736 INFO L158 Benchmark]: Toolchain (without parser) took 870.48ms. Allocated memory is still 100.7MB. Free memory was 74.7MB in the beginning and 59.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:23:11,737 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 120.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:23:11,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.38ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 60.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:23:11,741 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 71.3MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 120.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.38ms. Allocated memory is still 100.7MB. Free memory was 74.4MB in the beginning and 60.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 850]: Unsupported Syntax Unsupported function from math.h: logf 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