./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_7_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_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fffafeb9226906a2b46ec5ef64bbbcb0cca40cbc27ac0739e5765ba82ad348ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:51,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:51,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:27:51,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:27:51,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:27:51,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:51,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:51,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:51,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:51,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:51,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:51,266 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:51,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:51,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:51,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:51,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:51,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:27:51,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:27:51,267 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_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fffafeb9226906a2b46ec5ef64bbbcb0cca40cbc27ac0739e5765ba82ad348ec [2024-12-05 21:27:51,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:51,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:51,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:51,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:51,527 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:51,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i [2024-12-05 21:27:54,205 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/83cea42fa/f5aeab213e564edc8387479eef97bff5/FLAG342128628 [2024-12-05 21:27:54,487 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:54,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i [2024-12-05 21:27:54,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/83cea42fa/f5aeab213e564edc8387479eef97bff5/FLAG342128628 [2024-12-05 21:27:54,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/83cea42fa/f5aeab213e564edc8387479eef97bff5 [2024-12-05 21:27:54,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:54,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:54,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:54,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:54,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:54,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:54" (1/1) ... [2024-12-05 21:27:54,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a82f1c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:54, skipping insertion in model container [2024-12-05 21:27:54,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:54" (1/1) ... [2024-12-05 21:27:54,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:55,284 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: isnan 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.lambda$150(StandardFunctionHandler.java:621) 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: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:782) 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: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:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:27:55,290 INFO L158 Benchmark]: Toolchain (without parser) took 513.35ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 98.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:27:55,290 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:55,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.62ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 98.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:27:55,292 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.62ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 98.8MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: 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_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fffafeb9226906a2b46ec5ef64bbbcb0cca40cbc27ac0739e5765ba82ad348ec --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:57,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:57,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:27:57,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:57,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:57,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:57,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:57,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:57,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:27:57,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:57,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:57,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:27:57,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:57,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:57,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:57,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:57,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:57,216 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:27:57,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:57,216 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:27:57,216 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_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fffafeb9226906a2b46ec5ef64bbbcb0cca40cbc27ac0739e5765ba82ad348ec [2024-12-05 21:27:57,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:57,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:57,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:57,494 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:57,495 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:57,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i [2024-12-05 21:28:00,218 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/d5c26b019/0b75754be49e4be49d54f3008cc402d7/FLAG69a3c66cf [2024-12-05 21:28:00,463 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:28:00,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i [2024-12-05 21:28:00,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/d5c26b019/0b75754be49e4be49d54f3008cc402d7/FLAG69a3c66cf [2024-12-05 21:28:00,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/data/d5c26b019/0b75754be49e4be49d54f3008cc402d7 [2024-12-05 21:28:00,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:28:00,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:28:00,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:00,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:28:00,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:28:00,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:00" (1/1) ... [2024-12-05 21:28:00,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e2dcfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:00, skipping insertion in model container [2024-12-05 21:28:00,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:00" (1/1) ... [2024-12-05 21:28:00,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:28:01,285 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_cad96676-bcf5-47e0-a0c4-d42858887e8d/sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i[63474,63487] [2024-12-05 21:28:01,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:01,298 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:28:01,347 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_cad96676-bcf5-47e0-a0c4-d42858887e8d/sv-benchmarks/c/neural-networks/softmax_7_unsafe.c-amalgamation.i[63474,63487] [2024-12-05 21:28:01,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:01,444 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:28:01,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01 WrapperNode [2024-12-05 21:28:01,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:01,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:01,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:28:01,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:28:01,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,468 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,493 INFO L138 Inliner]: procedures = 562, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-12-05 21:28:01,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:01,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:28:01,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:28:01,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:28:01,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,511 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:28:01,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:28:01,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:28:01,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:28:01,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:01" (1/1) ... [2024-12-05 21:28:01,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:01,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:28:01,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:28:01,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:28:01,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:28:01,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:28:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:28:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:28:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:28:01,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:28:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:28:01,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:28:01,663 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:28:01,664 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:28:02,295 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-05 21:28:02,295 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:28:02,394 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:28:02,395 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 21:28:02,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:02 BoogieIcfgContainer [2024-12-05 21:28:02,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:28:02,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:28:02,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:28:02,406 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:28:02,406 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:02" (1/1) ... [2024-12-05 21:28:02,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:28:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-12-05 21:28:02,448 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-12-05 21:28:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:28:02,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:02,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:02,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:02,453 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:02,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:28:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:02,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:02,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 21:28:02,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:28:02,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:28:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-12-05 21:28:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-12-05 21:28:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:28:03,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:03,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:03,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:03,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:03,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:28:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:04,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:04,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:28:04,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:04,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:28:04,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:28:04,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:04,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-05 21:28:04,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-05 21:28:04,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:28:04,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:04,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:04,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:04,507 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:04,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:28:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:04,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:04,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:28:04,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 21:28:04,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 21:28:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-05 21:28:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-05 21:28:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:28:05,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:05,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:05,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:05,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:05,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:28:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:05,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:05,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:28:05,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:28:05,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 21:28:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-12-05 21:28:06,055 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-12-05 21:28:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:28:06,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:06,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:06,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:06,058 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:06,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:28:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:06,357 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:06,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:28:06,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:06,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:28:06,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 21:28:08,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:08,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-12-05 21:28:08,890 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-12-05 21:28:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:28:08,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:08,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:08,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:08,892 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:08,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:28:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:09,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:09,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:28:09,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 21:28:09,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 21:28:10,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:10,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-12-05 21:28:10,015 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-12-05 21:28:10,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 21:28:10,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:10,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:10,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:10,017 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:10,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:28:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:10,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:10,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 21:28:10,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:28:10,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 21:28:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-12-05 21:28:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-12-05 21:28:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 21:28:14,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:14,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:14,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:14,235 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:14,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cad96676-bcf5-47e0-a0c4-d42858887e8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:28:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:28:22,871 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:28:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat