./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_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_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/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_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/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_eba412a3-0969-47eb-9621-e76789b4a5d7/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 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:40:16,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:40:17,016 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:40:17,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:40:17,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:40:17,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:40:17,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:40:17,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:40:17,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:40:17,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:40:17,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:40:17,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:40:17,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:40:17,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:17,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:40:17,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:40:17,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:40:17,045 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:40:17,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:40:17,045 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_eba412a3-0969-47eb-9621-e76789b4a5d7/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 -> 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 [2024-12-06 05:40:17,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:40:17,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:40:17,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:40:17,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:40:17,299 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:40:17,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2024-12-06 05:40:19,946 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/45c8874c0/cd533cf646594b36adcc825448af7efd/FLAG4c8bfa569 [2024-12-06 05:40:20,296 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:40:20,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2024-12-06 05:40:20,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/45c8874c0/cd533cf646594b36adcc825448af7efd/FLAG4c8bfa569 [2024-12-06 05:40:20,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/45c8874c0/cd533cf646594b36adcc825448af7efd [2024-12-06 05:40:20,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:40:20,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:40:20,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:20,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:40:20,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:40:20,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:20" (1/1) ... [2024-12-06 05:40:20,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@631a9761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:20, skipping insertion in model container [2024-12-06 05:40:20,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:20" (1/1) ... [2024-12-06 05:40:20,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:40:21,478 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_eba412a3-0969-47eb-9621-e76789b4a5d7/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i[72230,72243] [2024-12-06 05:40:21,765 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:40:21,771 INFO L158 Benchmark]: Toolchain (without parser) took 1257.84ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 56.5MB in the end (delta: 53.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 05:40:21,771 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:40:21,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1255.81ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 56.8MB in the end (delta: 53.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 05:40:21,773 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1255.81ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 56.8MB in the end (delta: 53.0MB). Peak memory consumption was 50.3MB. 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_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/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_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/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_eba412a3-0969-47eb-9621-e76789b4a5d7/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 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:40:23,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:40:23,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:40:23,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:40:23,596 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:40:23,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:40:23,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:40:23,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:40:23,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:40:23,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:40:23,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:40:23,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:40:23,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:23,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:40:23,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:40:23,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:40:23,599 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:40:23,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:23,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:40:23,599 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_eba412a3-0969-47eb-9621-e76789b4a5d7/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 -> 6a27d5b7cecd1d5635f6774829b20853600b8de18c71d382c2e91d20c570d496 [2024-12-06 05:40:23,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:40:23,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:40:23,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:40:23,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:40:23,848 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:40:23,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2024-12-06 05:40:26,550 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/752dbf55d/180c6c71263741c5bb8bc05555e7dc62/FLAGf2488730a [2024-12-06 05:40:26,883 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:40:26,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i [2024-12-06 05:40:26,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/752dbf55d/180c6c71263741c5bb8bc05555e7dc62/FLAGf2488730a [2024-12-06 05:40:26,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/data/752dbf55d/180c6c71263741c5bb8bc05555e7dc62 [2024-12-06 05:40:26,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:40:26,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:40:26,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:26,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:40:26,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:40:26,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:26" (1/1) ... [2024-12-06 05:40:26,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb01e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:26, skipping insertion in model container [2024-12-06 05:40:26,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:26" (1/1) ... [2024-12-06 05:40:26,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:40:27,796 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_eba412a3-0969-47eb-9621-e76789b4a5d7/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i[72230,72243] [2024-12-06 05:40:28,148 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:40:28,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:28,204 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:40:28,252 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_eba412a3-0969-47eb-9621-e76789b4a5d7/sv-benchmarks/c/neural-networks/tanh_w16_r2_case_0_safe.c-amalgamation.i[72230,72243] [2024-12-06 05:40:28,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:28,644 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:40:28,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28 WrapperNode [2024-12-06 05:40:28,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:28,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:28,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:40:28,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:40:28,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,705 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,770 INFO L138 Inliner]: procedures = 780, calls = 2897, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 1080 [2024-12-06 05:40:28,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:28,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:40:28,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:40:28,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:40:28,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:40:28,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:40:28,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:40:28,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:40:28,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:28" (1/1) ... [2024-12-06 05:40:28,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:28,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:40:28,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:40:28,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:40:28,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-12-06 05:40:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:40:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 05:40:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-12-06 05:40:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:40:28,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:40:28,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-12-06 05:40:28,917 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 05:40:28,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:40:29,103 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:40:29,104 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:40:59,174 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-12-06 05:40:59,174 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:41:02,059 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:41:02,059 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-12-06 05:41:02,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:41:02 BoogieIcfgContainer [2024-12-06 05:41:02,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:41:02,060 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:41:02,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:41:02,067 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:41:02,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:41:02" (1/1) ... [2024-12-06 05:41:02,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:41:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-12-06 05:41:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-12-06 05:41:02,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:41:02,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:02,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:02,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:02,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:02,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:51:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:14,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:31,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 4592 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 05:53:31,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:31,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 05:53:31,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 05:53:32,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 05:53:32,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 05:53:32,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 05:53:32,176 INFO L349 Elim1Store]: treesize reduction 200, result has 0.5 percent of original size [2024-12-06 05:53:32,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 3 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 126 [2024-12-06 05:53:32,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 27 [2024-12-06 05:53:32,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 55 treesize of output 19 [2024-12-06 05:53:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:53:32,931 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forcibly destroying the process [2024-12-06 05:53:32,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-06 05:53:43,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:53:48,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.52s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:53:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 113 transitions. [2024-12-06 05:53:51,708 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-12-06 05:53:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:53:51,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:51,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:51,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:51,712 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:51,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eba412a3-0969-47eb-9621-e76789b4a5d7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process