./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3 --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 3b4b301befec139d1e6e40b20efbfbccbe01fca6630e35b9f057ec8442ea4e2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:15:24,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:15:24,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:15:24,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:15:24,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:15:24,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:15:24,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:15:24,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:15:24,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:15:24,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:15:24,970 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:15:24,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:15:24,971 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:15:24,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:15:24,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:15:24,972 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:15:24,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:15:24,973 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:15:24,973 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:15:24,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:15:24,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:15:24,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:15:24,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:15:24,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:15:24,974 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:15:24,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:15:24,974 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3b4b301befec139d1e6e40b20efbfbccbe01fca6630e35b9f057ec8442ea4e2d [2024-11-24 18:15:25,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:15:25,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:15:25,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:15:25,390 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:15:25,391 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:15:25,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i [2024-11-24 18:15:29,048 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/9719d3041/2510430cbe904b0ca48873b0bf0e8daf/FLAG390af702e [2024-11-24 18:15:29,630 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:15:29,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i [2024-11-24 18:15:29,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/9719d3041/2510430cbe904b0ca48873b0bf0e8daf/FLAG390af702e [2024-11-24 18:15:29,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/9719d3041/2510430cbe904b0ca48873b0bf0e8daf [2024-11-24 18:15:29,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:15:29,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:15:29,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:15:29,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:15:29,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:15:29,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:29" (1/1) ... [2024-11-24 18:15:29,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0d7bf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:29, skipping insertion in model container [2024-11-24 18:15:29,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:29" (1/1) ... [2024-11-24 18:15:29,829 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:15:31,424 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i[71648,71661] [2024-11-24 18:15:31,835 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:15:31,843 INFO L158 Benchmark]: Toolchain (without parser) took 2118.04ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 55.6MB in the end (delta: 31.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:15:31,844 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:15:31,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2112.19ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 55.6MB in the end (delta: 31.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:15:31,846 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2112.19ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 55.6MB 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3 --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 3b4b301befec139d1e6e40b20efbfbccbe01fca6630e35b9f057ec8442ea4e2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:15:34,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:15:35,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:15:35,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:15:35,195 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:15:35,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:15:35,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:15:35,197 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:15:35,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:15:35,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:15:35,197 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:15:35,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:15:35,198 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:15:35,199 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:15:35,199 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:15:35,199 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:15:35,199 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:15:35,199 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:15:35,200 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:15:35,200 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:15:35,200 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:15:35,200 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:15:35,200 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:15:35,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:15:35,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:15:35,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:15:35,201 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:15:35,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:15:35,202 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:15:35,202 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:15:35,202 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:15:35,202 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3b4b301befec139d1e6e40b20efbfbccbe01fca6630e35b9f057ec8442ea4e2d [2024-11-24 18:15:35,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:15:35,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:15:35,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:15:35,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:15:35,618 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:15:35,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i [2024-11-24 18:15:39,135 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/e9bae0f80/cebd82ef5ec44859b05fe2d8579dc7c9/FLAGbaba83b69 [2024-11-24 18:15:39,745 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:15:39,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i [2024-11-24 18:15:39,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/e9bae0f80/cebd82ef5ec44859b05fe2d8579dc7c9/FLAGbaba83b69 [2024-11-24 18:15:39,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/data/e9bae0f80/cebd82ef5ec44859b05fe2d8579dc7c9 [2024-11-24 18:15:39,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:15:39,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:15:39,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:15:39,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:15:39,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:15:39,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:39" (1/1) ... [2024-11-24 18:15:39,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4211a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:39, skipping insertion in model container [2024-11-24 18:15:39,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:15:39" (1/1) ... [2024-11-24 18:15:39,955 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:15:41,391 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i[71648,71661] [2024-11-24 18:15:42,013 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:15:42,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:15:42,109 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:15:42,205 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_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/sv-benchmarks/c/neural-networks/tanh_w8_r4_case_1_unsafe.c-amalgamation.i[71648,71661] [2024-11-24 18:15:42,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:15:42,851 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:15:42,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42 WrapperNode [2024-11-24 18:15:42,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:15:42,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:15:42,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:15:42,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:15:42,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:42,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,029 INFO L138 Inliner]: procedures = 780, calls = 1217, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 596 [2024-11-24 18:15:43,030 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:15:43,031 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:15:43,031 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:15:43,031 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:15:43,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,143 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:15:43,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:15:43,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:15:43,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:15:43,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:15:42" (1/1) ... [2024-11-24 18:15:43,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:15:43,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:15:43,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:15:43,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:15:43,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-24 18:15:43,304 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-24 18:15:43,304 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-24 18:15:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-24 18:15:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:15:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:15:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:15:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-24 18:15:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-24 18:15:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:15:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 18:15:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-24 18:15:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-24 18:15:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-24 18:15:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-24 18:15:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:15:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:15:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-24 18:15:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-24 18:15:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-24 18:15:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-24 18:15:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:15:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-24 18:15:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-24 18:15:43,665 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:15:43,668 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:16:19,104 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-11-24 18:16:19,104 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:16:20,303 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:16:20,304 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-24 18:16:20,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:16:20 BoogieIcfgContainer [2024-11-24 18:16:20,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:16:20,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:16:20,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:16:20,320 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:16:20,320 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:16:20" (1/1) ... [2024-11-24 18:16:20,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:16:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-24 18:16:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-24 18:16:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:16:20,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:20,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:20,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:20,444 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:20,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:23:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:38,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:23:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:23:43,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 18:23:43,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:23:43,483 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 7 treesize of output 3 [2024-11-24 18:23:43,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:23:43,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 229 [2024-11-24 18:23:44,690 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:45,149 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:45,501 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:45,764 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:45,886 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:45,980 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:23:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:23:47,361 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:23:47,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1321 treesize of output 1323 [2024-11-24 18:24:05,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:24:05,028 INFO L224 Elim1Store]: Index analysis took 142 ms [2024-11-24 18:24:08,476 INFO L349 Elim1Store]: treesize reduction 216, result has 2.3 percent of original size [2024-11-24 18:24:08,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 240 treesize of output 229 [2024-11-24 18:24:09,128 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:09,438 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:09,638 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:09,798 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:09,900 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:09,957 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:24:10,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:24:13,925 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:24:13,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 12187 treesize of output 12071 [2024-11-24 18:25:06,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:25:06,034 INFO L224 Elim1Store]: Index analysis took 152 ms [2024-11-24 18:25:09,909 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-24 18:25:09,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 240 treesize of output 233 [2024-11-24 18:25:10,250 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:10,567 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:10,809 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:10,960 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:11,061 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:11,115 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:25:11,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:25:15,353 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:25:15,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 12187 treesize of output 12071 [2024-11-24 18:26:04,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:26:04,740 INFO L224 Elim1Store]: Index analysis took 261 ms [2024-11-24 18:26:10,897 WARN L286 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 214 DAG size of output: 12 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-24 18:26:10,897 INFO L349 Elim1Store]: treesize reduction 225, result has 5.9 percent of original size [2024-11-24 18:26:10,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 245 treesize of output 237 [2024-11-24 18:26:11,552 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:11,854 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:12,100 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:12,275 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:12,388 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:12,464 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:26:16,979 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:26:16,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 12187 treesize of output 12071 [2024-11-24 18:26:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:26:56,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 229 [2024-11-24 18:26:57,093 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:57,360 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:57,559 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:57,742 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:57,889 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:57,969 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:26:58,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:26:59,682 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:26:59,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13435 treesize of output 13315 [2024-11-24 18:27:19,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:27:19,108 INFO L224 Elim1Store]: Index analysis took 160 ms [2024-11-24 18:27:23,303 INFO L349 Elim1Store]: treesize reduction 204, result has 4.2 percent of original size [2024-11-24 18:27:23,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 240 treesize of output 233 [2024-11-24 18:27:23,861 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:24,230 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:24,495 INFO L209 tifierPushTermWalker]: Run 30 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:24,684 INFO L209 tifierPushTermWalker]: Run 40 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:24,814 INFO L209 tifierPushTermWalker]: Run 50 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:24,872 INFO L209 tifierPushTermWalker]: Run 60 iterations without descend maybe there is a nontermination bug. [2024-11-24 18:27:26,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 18:27:26,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 11259 treesize of output 11139 [2024-11-24 18:28:14,775 WARN L286 SmtUtils]: Spent 26.44s on a formula simplification. DAG size of input: 636 DAG size of output: 355 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 18:28:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:28:21,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:28:40,401 WARN L286 SmtUtils]: Spent 15.02s 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) [2024-11-24 18:28:50,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:28:57,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.58s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 18:29:17,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.56s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 18:29:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:29:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 110 transitions. [2024-11-24 18:29:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-11-24 18:29:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:29:33,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:29:33,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:29:33,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:29:33,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:29:33,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:29:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:29:38,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:29:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:29:41,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 1416 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 18:29:41,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:29:49,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:29:49,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063ab8dc-b92f-435b-8165-4ca6c77b5eb1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:30:16,004 WARN L286 SmtUtils]: Spent 12.20s on a formula simplification that was a NOOP. DAG size: 357 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)