./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e96033fea438361dde9b6be81a80cd0e47bfdc3a41d0e3ed5c4a61eae5748955 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:29:56,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:29:56,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:29:56,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:29:56,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:29:56,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:29:56,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:29:56,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:29:56,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:29:56,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:29:56,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:29:56,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:29:56,669 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:29:56,670 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:29:56,671 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:29:56,671 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:29:56,671 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:29:56,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:29:56,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:29:56,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:29:56,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:29:56,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:29:56,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:29:56,672 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:29:56,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:29:56,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> e96033fea438361dde9b6be81a80cd0e47bfdc3a41d0e3ed5c4a61eae5748955 [2024-12-06 00:29:56,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:29:56,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:29:56,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:29:56,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:29:56,938 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:29:56,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i [2024-12-06 00:29:59,626 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/4a597f077/ae16597c960b4377a7d8b643580a3ae2/FLAGea3610132 [2024-12-06 00:29:59,902 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:29:59,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i [2024-12-06 00:29:59,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/4a597f077/ae16597c960b4377a7d8b643580a3ae2/FLAGea3610132 [2024-12-06 00:29:59,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/4a597f077/ae16597c960b4377a7d8b643580a3ae2 [2024-12-06 00:29:59,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:29:59,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:29:59,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:29:59,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:29:59,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:29:59,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:59" (1/1) ... [2024-12-06 00:29:59,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cebc6f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:29:59, skipping insertion in model container [2024-12-06 00:29:59,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:29:59" (1/1) ... [2024-12-06 00:29:59,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:00,645 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:30:00,650 INFO L158 Benchmark]: Toolchain (without parser) took 705.08ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 76.4MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:00,650 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:30:00,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.25ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 76.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:30:00,651 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.25ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 76.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e96033fea438361dde9b6be81a80cd0e47bfdc3a41d0e3ed5c4a61eae5748955 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:30:02,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:30:02,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:30:02,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:30:02,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:30:02,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:30:02,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:30:02,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:30:02,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:30:02,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:30:02,726 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:30:02,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:30:02,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:02,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:30:02,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:30:02,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:02,728 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:30:02,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> e96033fea438361dde9b6be81a80cd0e47bfdc3a41d0e3ed5c4a61eae5748955 [2024-12-06 00:30:03,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:30:03,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:30:03,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:30:03,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:30:03,047 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:30:03,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i [2024-12-06 00:30:05,997 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/7e857747f/c66e22acde124f16a89f2009ef5cb927/FLAG1018f1178 [2024-12-06 00:30:06,241 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:30:06,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i [2024-12-06 00:30:06,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/7e857747f/c66e22acde124f16a89f2009ef5cb927/FLAG1018f1178 [2024-12-06 00:30:06,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/data/7e857747f/c66e22acde124f16a89f2009ef5cb927 [2024-12-06 00:30:06,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:30:06,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:30:06,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:06,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:30:06,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:30:06,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:06" (1/1) ... [2024-12-06 00:30:06,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53829dfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:06, skipping insertion in model container [2024-12-06 00:30:06,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:30:06" (1/1) ... [2024-12-06 00:30:06,323 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:30:06,847 WARN L250 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_df7627e2-ea81-4c30-ac04-db56638f138a/sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i[63078,63091] [2024-12-06 00:30:06,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:06,862 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:30:06,913 WARN L250 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_df7627e2-ea81-4c30-ac04-db56638f138a/sv-benchmarks/c/neural-networks/tanh_6_safe.c-amalgamation.i[63078,63091] [2024-12-06 00:30:06,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:30:07,032 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:30:07,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07 WrapperNode [2024-12-06 00:30:07,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:30:07,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:07,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:30:07,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:30:07,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,072 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-12-06 00:30:07,072 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:30:07,073 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:30:07,073 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:30:07,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:30:07,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,081 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,086 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,089 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:30:07,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:30:07,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:30:07,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:30:07,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:30:07,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:30:07,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:30:07,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:30:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:30:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:30:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:30:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:30:07,259 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:30:07,261 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:30:07,382 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 00:30:07,382 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:30:07,438 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:30:07,438 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:30:07,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:07 BoogieIcfgContainer [2024-12-06 00:30:07,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:30:07,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:30:07,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:30:07,450 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:30:07,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:30:07" (1/1) ... [2024-12-06 00:30:07,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:30:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:30:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 00:30:07,508 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 00:30:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:30:07,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:30:07,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:30:07,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:30:07,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:30:07,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df7627e2-ea81-4c30-ac04-db56638f138a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:30:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:30:07,673 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:30:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat