./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_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_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/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_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/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_a5333af8-3ff5-448d-8919-9c46afe054cf/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 fa257f559e46c329c9d7f8d86ffc8da594509452f9eecb60810e0c33fed2bc55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:14,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:14,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:42:14,205 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:14,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:14,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:14,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:14,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:14,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:14,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:14,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:14,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:14,224 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:14,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:14,224 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:14,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:14,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:14,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:14,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:14,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:14,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:14,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:14,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:14,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:14,226 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_a5333af8-3ff5-448d-8919-9c46afe054cf/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 -> fa257f559e46c329c9d7f8d86ffc8da594509452f9eecb60810e0c33fed2bc55 [2024-12-05 21:42:14,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:14,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:14,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:14,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:14,459 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:14,460 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i [2024-12-05 21:42:17,115 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/305211c2f/87011411e42f48468a5e6e4066bc7adb/FLAG7aa948eae [2024-12-05 21:42:17,417 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:17,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i [2024-12-05 21:42:17,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/305211c2f/87011411e42f48468a5e6e4066bc7adb/FLAG7aa948eae [2024-12-05 21:42:17,455 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/305211c2f/87011411e42f48468a5e6e4066bc7adb [2024-12-05 21:42:17,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:17,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:17,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:17,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:17,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:17,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:17" (1/1) ... [2024-12-05 21:42:17,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e328e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:17, skipping insertion in model container [2024-12-05 21:42:17,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:17" (1/1) ... [2024-12-05 21:42:17,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:18,282 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_a5333af8-3ff5-448d-8919-9c46afe054cf/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i[71672,71685] [2024-12-05 21:42:18,496 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:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) 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.handleLoopBody(CHandler.java:3602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1554) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:42:18,501 INFO L158 Benchmark]: Toolchain (without parser) took 1041.91ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 79.5MB in the end (delta: 32.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:42:18,501 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 82.9MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:18,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1039.76ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 79.5MB in the end (delta: 31.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:42:18,503 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 82.9MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1039.76ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 79.5MB in the end (delta: 31.9MB). Peak memory consumption was 25.2MB. 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_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/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_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/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_a5333af8-3ff5-448d-8919-9c46afe054cf/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 fa257f559e46c329c9d7f8d86ffc8da594509452f9eecb60810e0c33fed2bc55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:20,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:20,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:42:20,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:20,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:20,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:20,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:20,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:20,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:20,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:20,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:42:20,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:20,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:20,394 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:42:20,395 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_a5333af8-3ff5-448d-8919-9c46afe054cf/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 -> fa257f559e46c329c9d7f8d86ffc8da594509452f9eecb60810e0c33fed2bc55 [2024-12-05 21:42:20,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:20,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:20,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:20,663 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:20,664 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:20,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i [2024-12-05 21:42:23,351 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/291fe4f0a/694a6f0a19e045feb85a01e42674f969/FLAG2797e32b1 [2024-12-05 21:42:23,659 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:23,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i [2024-12-05 21:42:23,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/291fe4f0a/694a6f0a19e045feb85a01e42674f969/FLAG2797e32b1 [2024-12-05 21:42:23,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/data/291fe4f0a/694a6f0a19e045feb85a01e42674f969 [2024-12-05 21:42:23,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:23,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:23,696 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:23,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:23,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:23,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:23" (1/1) ... [2024-12-05 21:42:23,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239a2d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:23, skipping insertion in model container [2024-12-05 21:42:23,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:23" (1/1) ... [2024-12-05 21:42:23,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:24,502 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_a5333af8-3ff5-448d-8919-9c46afe054cf/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i[71672,71685] [2024-12-05 21:42:24,824 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 21:42:24,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:24,893 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:24,942 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_a5333af8-3ff5-448d-8919-9c46afe054cf/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_0_safe.c-amalgamation.i[71672,71685] [2024-12-05 21:42:25,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:25,270 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:25,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25 WrapperNode [2024-12-05 21:42:25,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:25,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:25,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:25,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:25,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,389 INFO L138 Inliner]: procedures = 780, calls = 1217, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 596 [2024-12-05 21:42:25,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:25,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:25,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:25,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:25,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,435 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:25,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:25,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:25,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:25,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:25,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:25,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:25,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:42:25,518 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-12-05 21:42:25,519 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:25,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 21:42:25,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-12-05 21:42:25,519 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:42:25,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:42:25,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-12-05 21:42:25,520 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:42:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:42:25,699 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:25,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:59,328 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:59,328 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:43:00,186 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:43:00,186 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-12-05 21:43:00,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:00 BoogieIcfgContainer [2024-12-05 21:43:00,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:43:00,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:43:00,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:43:00,197 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:43:00,198 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:43:00" (1/1) ... [2024-12-05 21:43:00,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:43:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:00,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-12-05 21:43:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-12-05 21:43:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:43:00,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:00,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:43:00,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:43:00,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:43:00,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:48:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:12,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:15,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 21:48:15,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:15,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:48:16,268 INFO L224 Elim1Store]: Index analysis took 402 ms [2024-12-05 21:48:32,190 WARN L286 SmtUtils]: Spent 15.91s on a formula simplification. DAG size of input: 345 DAG size of output: 208 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-05 21:48:32,190 INFO L349 Elim1Store]: treesize reduction 612, result has 26.0 percent of original size [2024-12-05 21:48:32,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 422 treesize of output 428 [2024-12-05 21:48:32,720 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:33,129 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:33,413 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:33,617 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:33,770 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:33,918 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:35,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-05 21:48:38,004 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:38,239 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:38,421 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:38,544 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:38,624 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:38,661 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:48:58,481 WARN L286 SmtUtils]: Spent 16.49s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:49:15,729 WARN L286 SmtUtils]: Spent 17.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:49:22,406 WARN L286 SmtUtils]: Spent 6.67s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:49:29,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:49:43,608 WARN L286 SmtUtils]: Spent 14.28s on a formula simplification. DAG size of input: 341 DAG size of output: 207 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-05 21:49:43,608 INFO L349 Elim1Store]: treesize reduction 406, result has 34.3 percent of original size [2024-12-05 21:49:43,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 417 treesize of output 425 [2024-12-05 21:49:43,878 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:44,157 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:44,396 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:44,583 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:44,749 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:44,844 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:46,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-05 21:49:47,490 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:47,697 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:47,870 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:48,000 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:48,077 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:49:48,113 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:05,202 WARN L286 SmtUtils]: Spent 16.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:50:17,224 WARN L286 SmtUtils]: Spent 8.82s on a formula simplification that was a NOOP. DAG size: 197 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:50:22,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-05 21:50:36,570 WARN L286 SmtUtils]: Spent 14.18s on a formula simplification. DAG size of input: 341 DAG size of output: 207 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-05 21:50:36,570 INFO L349 Elim1Store]: treesize reduction 406, result has 34.3 percent of original size [2024-12-05 21:50:36,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 417 treesize of output 425 [2024-12-05 21:50:36,908 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:37,190 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:37,419 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:37,608 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:37,746 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:37,856 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:39,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-05 21:50:40,783 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:40,987 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:41,151 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:41,273 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:41,348 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:50:41,382 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-12-05 21:52:29,135 WARN L286 SmtUtils]: Spent 1.52m on a formula simplification. DAG size of input: 648 DAG size of output: 352 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:52:37,987 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:52:37,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1000 treesize of output 724 [2024-12-05 21:52:41,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-12-05 21:52:41,950 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 21:52:41,954 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-12-05 21:52:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:52:43,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:52:56,320 WARN L286 SmtUtils]: Spent 9.73s on a formula simplification that was a NOOP. DAG size: 353 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:53:06,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:10,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:15,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:23,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:26,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:30,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:53:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:36,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 114 transitions. [2024-12-05 21:53:36,369 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2024-12-05 21:53:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:53:36,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:36,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:36,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:36,374 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:36,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:53:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:40,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:53:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:53:42,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:53:42,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:53:50,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:54:06,912 WARN L286 SmtUtils]: Spent 12.61s on a formula simplification that was a NOOP. DAG size: 354 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:54:35,002 WARN L286 SmtUtils]: Spent 21.27s on a formula simplification that was a NOOP. DAG size: 355 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:54:52,823 WARN L286 SmtUtils]: Spent 10.46s on a formula simplification that was a NOOP. DAG size: 355 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:55:02,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:55:30,568 WARN L286 SmtUtils]: Spent 19.70s on a formula simplification that was a NOOP. DAG size: 356 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:55:33,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:55:44,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:55:45,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:55:46,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:56:35,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:56:46,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:56:48,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:56:51,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:56:52,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:57:03,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:57:03,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:03,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 77 states and 123 transitions. [2024-12-05 21:57:03,448 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-12-05 21:57:03,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:57:03,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:03,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:57:03,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:57:03,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:57:03,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:57:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:07,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:57:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:10,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:57:10,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:57:26,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5333af8-3ff5-448d-8919-9c46afe054cf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0