./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sqrt_5_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_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/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_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/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_a51039a3-cd2c-4e64-885a-faa6cb728b74/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 0d887b8789851d804a573f6f762d80c61fec57aa62c9356eaa6154d3de981525 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:55:56,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:55:56,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:55:56,094 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:55:56,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:55:56,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:55:56,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:55:56,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:55:56,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:55:56,116 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:55:56,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:55:56,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:55:56,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:55:56,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:55:56,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:55:56,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:55:56,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:55:56,118 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_a51039a3-cd2c-4e64-885a-faa6cb728b74/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 -> 0d887b8789851d804a573f6f762d80c61fec57aa62c9356eaa6154d3de981525 [2024-12-05 22:55:56,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:55:56,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:55:56,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:55:56,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:55:56,369 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:55:56,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i [2024-12-05 22:55:58,980 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/0c5c2bcb1/159c2b09b4a64aca9d9a5bc6688cc251/FLAG533cb9ad0 [2024-12-05 22:55:59,245 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:55:59,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i [2024-12-05 22:55:59,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/0c5c2bcb1/159c2b09b4a64aca9d9a5bc6688cc251/FLAG533cb9ad0 [2024-12-05 22:55:59,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/0c5c2bcb1/159c2b09b4a64aca9d9a5bc6688cc251 [2024-12-05 22:55:59,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:55:59,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:55:59,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:55:59,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:55:59,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:55:59,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:55:59" (1/1) ... [2024-12-05 22:55:59,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2638e331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:55:59, skipping insertion in model container [2024-12-05 22:55:59,567 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:55:59" (1/1) ... [2024-12-05 22:55:59,594 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:56:00,005 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:56:00,010 INFO L158 Benchmark]: Toolchain (without parser) took 447.56ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 99.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:56:00,011 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:56:00,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.81ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 99.3MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:56:00,012 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.81ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 99.3MB in the end (delta: 14.5MB). 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_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/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_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/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_a51039a3-cd2c-4e64-885a-faa6cb728b74/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 0d887b8789851d804a573f6f762d80c61fec57aa62c9356eaa6154d3de981525 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:56:01,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:56:01,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:56:01,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:56:01,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:56:01,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:56:01,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:56:01,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:56:01,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:56:01,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:56:01,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:56:01,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:01,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:56:01,874 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:56:01,875 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:56:01,875 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_a51039a3-cd2c-4e64-885a-faa6cb728b74/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 -> 0d887b8789851d804a573f6f762d80c61fec57aa62c9356eaa6154d3de981525 [2024-12-05 22:56:02,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:56:02,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:56:02,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:56:02,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:56:02,122 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:56:02,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i [2024-12-05 22:56:04,810 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/faf6d197b/2a423d9020364a4b9916b7fa64c43999/FLAGcbee94fff [2024-12-05 22:56:05,040 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:56:05,041 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i [2024-12-05 22:56:05,056 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/faf6d197b/2a423d9020364a4b9916b7fa64c43999/FLAGcbee94fff [2024-12-05 22:56:05,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/data/faf6d197b/2a423d9020364a4b9916b7fa64c43999 [2024-12-05 22:56:05,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:56:05,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:56:05,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:05,360 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:56:05,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:56:05,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:05,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9f4298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05, skipping insertion in model container [2024-12-05 22:56:05,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:05,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:56:05,827 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-05 22:56:05,832 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_a51039a3-cd2c-4e64-885a-faa6cb728b74/sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i[63198,63211] [2024-12-05 22:56:05,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:05,845 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:56:05,891 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-05 22:56:05,892 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_a51039a3-cd2c-4e64-885a-faa6cb728b74/sv-benchmarks/c/neural-networks/sqrt_5_safe.c-amalgamation.i[63198,63211] [2024-12-05 22:56:05,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:05,993 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:56:05,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05 WrapperNode [2024-12-05 22:56:05,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:05,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:05,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:56:05,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:56:06,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,032 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2024-12-05 22:56:06,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:06,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:56:06,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:56:06,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:56:06,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,045 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:56:06,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:56:06,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:56:06,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:56:06,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:05" (1/1) ... [2024-12-05 22:56:06,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:06,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:56:06,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:56:06,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:56:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:56:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:56:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:56:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:56:06,180 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:56:06,181 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:56:16,372 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 22:56:16,372 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:56:16,420 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:56:16,420 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:56:16,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:16 BoogieIcfgContainer [2024-12-05 22:56:16,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:56:16,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:56:16,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:56:16,428 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:56:16,428 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:16" (1/1) ... [2024-12-05 22:56:16,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:56:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:16,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 22:56:16,467 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 22:56:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:56:16,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:16,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:56:16,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:56:16,471 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:56:16,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a51039a3-cd2c-4e64-885a-faa6cb728b74/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process