./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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 622c401f4c26a108e7300950ecb35fd38383c28ce8e45cb77b8b1d59e26614ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:24:50,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:24:50,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:24:50,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:24:50,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:24:50,694 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:24:50,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:24:50,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:24:50,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:24:50,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:24:50,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:24:50,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:24:50,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:24:50,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:24:50,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:24:50,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:24:50,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:24:50,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:24:50,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:24:50,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:24:50,702 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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 -> 622c401f4c26a108e7300950ecb35fd38383c28ce8e45cb77b8b1d59e26614ae [2024-11-24 18:24:51,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:24:51,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:24:51,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:24:51,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:24:51,049 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:24:51,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i [2024-11-24 18:24:54,151 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/d52802ac5/a0529f9a2b6a4be6968dc3f65545912b/FLAG158060159 [2024-11-24 18:24:54,675 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:24:54,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i [2024-11-24 18:24:54,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/d52802ac5/a0529f9a2b6a4be6968dc3f65545912b/FLAG158060159 [2024-11-24 18:24:54,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/d52802ac5/a0529f9a2b6a4be6968dc3f65545912b [2024-11-24 18:24:54,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:24:54,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:24:54,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:24:54,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:24:54,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:24:54,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:24:54" (1/1) ... [2024-11-24 18:24:54,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17914b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:54, skipping insertion in model container [2024-11-24 18:24:54,760 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:24:54" (1/1) ... [2024-11-24 18:24:54,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:24:56,325 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i[72229,72242] [2024-11-24 18:24:56,843 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:24:56,856 INFO L158 Benchmark]: Toolchain (without parser) took 2110.22ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 58.8MB in the end (delta: 52.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-24 18:24:56,860 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:24:56,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2104.39ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 58.8MB in the end (delta: 52.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-24 18:24:56,862 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2104.39ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 58.8MB in the end (delta: 52.7MB). 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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 622c401f4c26a108e7300950ecb35fd38383c28ce8e45cb77b8b1d59e26614ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:24:59,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:24:59,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:24:59,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:24:59,751 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:24:59,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:24:59,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:24:59,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:24:59,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:24:59,753 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:24:59,754 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:24:59,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:24:59,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:24:59,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:24:59,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:24:59,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:24:59,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:24:59,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:24:59,756 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:24:59,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:24:59,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:24:59,757 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:24:59,757 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/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 -> 622c401f4c26a108e7300950ecb35fd38383c28ce8e45cb77b8b1d59e26614ae [2024-11-24 18:25:00,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:25:00,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:25:00,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:25:00,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:25:00,111 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:25:00,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i [2024-11-24 18:25:03,321 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/ffaccd9b3/ffc7dbc5e33d4b4bbb5d196edacaf293/FLAGff9b12ada [2024-11-24 18:25:03,790 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:25:03,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i [2024-11-24 18:25:03,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/ffaccd9b3/ffc7dbc5e33d4b4bbb5d196edacaf293/FLAGff9b12ada [2024-11-24 18:25:03,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/data/ffaccd9b3/ffc7dbc5e33d4b4bbb5d196edacaf293 [2024-11-24 18:25:03,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:25:03,854 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:25:03,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:03,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:25:03,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:25:03,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:03" (1/1) ... [2024-11-24 18:25:03,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78def1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:03, skipping insertion in model container [2024-11-24 18:25:03,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:25:03" (1/1) ... [2024-11-24 18:25:03,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:25:05,476 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i[72229,72242] [2024-11-24 18:25:06,072 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 18:25:06,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:06,177 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:25:06,271 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_b7571321-3d34-4ea5-bd00-11b19bf7fb62/sv-benchmarks/c/neural-networks/tanh_w16_r1_case_1_safe.c-amalgamation.i[72229,72242] [2024-11-24 18:25:06,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:25:06,938 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:25:06,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06 WrapperNode [2024-11-24 18:25:06,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:25:06,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:06,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:25:06,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:25:06,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,099 INFO L138 Inliner]: procedures = 780, calls = 2865, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 1048 [2024-11-24 18:25:07,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:25:07,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:25:07,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:25:07,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:25:07,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:25:07,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:25:07,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:25:07,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:25:07,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:07,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:25:07,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:25:07,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:25:07,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:25:07,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-24 18:25:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-24 18:25:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-24 18:25:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-24 18:25:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:25:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:25:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:25:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-24 18:25:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-24 18:25:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-24 18:25:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:25:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-24 18:25:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-24 18:25:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-24 18:25:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-24 18:25:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:25:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-24 18:25:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-24 18:25:07,676 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:25:07,678 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:25:38,210 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-24 18:25:38,210 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:25:42,353 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:25:42,354 INFO L312 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-24 18:25:42,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:25:42 BoogieIcfgContainer [2024-11-24 18:25:42,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:25:42,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:25:42,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:25:42,366 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:25:42,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:25:42" (1/1) ... [2024-11-24 18:25:42,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:25:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:25:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-24 18:25:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-24 18:25:42,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:25:42,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:25:42,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:25:42,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:25:42,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:25:42,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:35:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:35:34,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:38:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:38:21,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 4560 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-24 18:38:21,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:38:21,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:38:21,624 INFO L349 Elim1Store]: treesize reduction 100, result has 1.0 percent of original size [2024-11-24 18:38:21,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 83 [2024-11-24 18:38:21,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 27 [2024-11-24 18:38:21,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:38:21,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:38:21,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:38:21,994 INFO L349 Elim1Store]: treesize reduction 140, result has 0.7 percent of original size [2024-11-24 18:38:21,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 115 treesize of output 103 [2024-11-24 18:38:22,265 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 [2024-11-24 18:38:22,380 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 18:38:22,415 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-24 18:38:22,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-24 18:38:22,846 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 [2024-11-24 18:38:23,042 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 18:38:23,243 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forcibly destroying the process [2024-11-24 18:38:23,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-24 18:38:33,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 18:38:40,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 18:38:41,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:38:41,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 113 transitions. [2024-11-24 18:38:41,976 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-11-24 18:38:41,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:38:41,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:38:41,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:38:41,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:38:41,984 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:38:41,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7571321-3d34-4ea5-bd00-11b19bf7fb62/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process