./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sqrt_4_unsafe.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_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/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_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/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_ba73465d-c768-4bc7-8659-2c2882b59191/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 f03eba9791eb661a60a292cdda83ff9fb9a9d96c73ccdba79d4f783df763171a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:27:41,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:27:41,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:27:41,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:27:41,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:27:41,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:27:41,081 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:27:41,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:27:41,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:27:41,082 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:27:41,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:27:41,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:27:41,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:27:41,083 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:27:41,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:27:41,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:27:41,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:27:41,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:27:41,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:27:41,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:27:41,085 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_ba73465d-c768-4bc7-8659-2c2882b59191/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 -> f03eba9791eb661a60a292cdda83ff9fb9a9d96c73ccdba79d4f783df763171a [2024-12-06 04:27:41,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:27:41,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:27:41,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:27:41,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:27:41,306 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:27:41,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i [2024-12-06 04:27:43,975 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/a74e5e5d4/2d886b3712e5452cba6eb5631eae9a19/FLAGfd8a46037 [2024-12-06 04:27:44,252 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:27:44,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i [2024-12-06 04:27:44,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/a74e5e5d4/2d886b3712e5452cba6eb5631eae9a19/FLAGfd8a46037 [2024-12-06 04:27:44,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/a74e5e5d4/2d886b3712e5452cba6eb5631eae9a19 [2024-12-06 04:27:44,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:27:44,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:27:44,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:27:44,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:27:44,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:27:44,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:27:44" (1/1) ... [2024-12-06 04:27:44,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61cb5582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:44, skipping insertion in model container [2024-12-06 04:27:44,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:27:44" (1/1) ... [2024-12-06 04:27:44,591 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:27:45,038 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: sqrt 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:27:45,044 INFO L158 Benchmark]: Toolchain (without parser) took 484.93ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 99.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:27:45,045 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:27:45,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.22ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 99.4MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:27:45,046 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.22ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 99.4MB in the end (delta: 14.7MB). 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: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: 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_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/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_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/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_ba73465d-c768-4bc7-8659-2c2882b59191/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 f03eba9791eb661a60a292cdda83ff9fb9a9d96c73ccdba79d4f783df763171a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:27:46,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:27:46,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:27:46,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:27:46,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:27:46,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:27:46,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:27:46,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:27:46,932 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:27:46,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:27:46,933 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:27:46,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:27:46,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:46,934 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:27:46,934 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_ba73465d-c768-4bc7-8659-2c2882b59191/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 -> f03eba9791eb661a60a292cdda83ff9fb9a9d96c73ccdba79d4f783df763171a [2024-12-06 04:27:47,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:27:47,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:27:47,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:27:47,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:27:47,191 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:27:47,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i [2024-12-06 04:27:49,876 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/c40cfe53b/bc8613e3a7904f288192f3df248dee47/FLAG2d9c8911d [2024-12-06 04:27:50,110 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:27:50,111 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i [2024-12-06 04:27:50,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/c40cfe53b/bc8613e3a7904f288192f3df248dee47/FLAG2d9c8911d [2024-12-06 04:27:50,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/data/c40cfe53b/bc8613e3a7904f288192f3df248dee47 [2024-12-06 04:27:50,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:27:50,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:27:50,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:27:50,144 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:27:50,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:27:50,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f8eb4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50, skipping insertion in model container [2024-12-06 04:27:50,149 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,178 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:27:50,629 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 04:27:50,629 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 04:27:50,633 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_ba73465d-c768-4bc7-8659-2c2882b59191/sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i[63171,63184] [2024-12-06 04:27:50,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:27:50,644 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:27:50,690 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 04:27:50,690 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 04:27:50,691 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_ba73465d-c768-4bc7-8659-2c2882b59191/sv-benchmarks/c/neural-networks/sqrt_4_unsafe.c-amalgamation.i[63171,63184] [2024-12-06 04:27:50,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:27:50,792 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:27:50,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50 WrapperNode [2024-12-06 04:27:50,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:27:50,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:27:50,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:27:50,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:27:50,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,814 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,832 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-12-06 04:27:50,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:27:50,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:27:50,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:27:50,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:27:50,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,847 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:27:50,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:27:50,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:27:50,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:27:50,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:27:50" (1/1) ... [2024-12-06 04:27:50,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:27:50,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:27:50,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:27:50,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:27:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:27:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:27:50,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:27:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:27:50,995 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:27:50,996 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:28:01,268 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 04:28:01,269 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:28:01,315 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:28:01,315 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:28:01,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:28:01 BoogieIcfgContainer [2024-12-06 04:28:01,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:28:01,316 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:28:01,317 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:28:01,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:28:01,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:28:01" (1/1) ... [2024-12-06 04:28:01,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:28:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:01,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:28:01,367 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:28:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:28:01,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:01,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:01,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:01,371 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:01,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba73465d-c768-4bc7-8659-2c2882b59191/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process