./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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 a675e468ebb32dd7d06aee807175576adedf1d6206302b114cf85fd3050ca5f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:52:04,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:52:04,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:52:04,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:52:04,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:52:04,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:52:04,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:52:04,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:52:04,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:52:04,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:52:04,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:52:04,414 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:52:04,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:52:04,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:04,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:52:04,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:52:04,415 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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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 -> a675e468ebb32dd7d06aee807175576adedf1d6206302b114cf85fd3050ca5f6 [2024-12-06 04:52:04,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:52:04,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:52:04,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:52:04,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:52:04,658 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:52:04,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i [2024-12-06 04:52:07,326 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/833e44364/1e699b0282e34d9d9628737775182708/FLAGb14237c6b [2024-12-06 04:52:07,661 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:52:07,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i [2024-12-06 04:52:07,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/833e44364/1e699b0282e34d9d9628737775182708/FLAGb14237c6b [2024-12-06 04:52:07,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/833e44364/1e699b0282e34d9d9628737775182708 [2024-12-06 04:52:07,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:52:07,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:52:07,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:07,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:52:07,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:52:07,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:07" (1/1) ... [2024-12-06 04:52:07,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@158b2419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:07, skipping insertion in model container [2024-12-06 04:52:07,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:07" (1/1) ... [2024-12-06 04:52:07,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:52:08,547 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:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:52:08,552 INFO L158 Benchmark]: Toolchain (without parser) took 849.30ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 92.8MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:52:08,552 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:08,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.22ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 92.8MB in the end (delta: 19.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:52:08,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.22ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 92.8MB in the end (delta: 19.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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 a675e468ebb32dd7d06aee807175576adedf1d6206302b114cf85fd3050ca5f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:52:10,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:52:10,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:52:10,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:52:10,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:52:10,385 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:52:10,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:52:10,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:52:10,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:52:10,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:52:10,387 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:52:10,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:10,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:52:10,388 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:52:10,388 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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/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 -> a675e468ebb32dd7d06aee807175576adedf1d6206302b114cf85fd3050ca5f6 [2024-12-06 04:52:10,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:52:10,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:52:10,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:52:10,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:52:10,633 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:52:10,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i [2024-12-06 04:52:13,293 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/5e714add3/a51fc3b1c3ce456293bd1bb878187624/FLAG0b2810f68 [2024-12-06 04:52:13,597 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:52:13,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i [2024-12-06 04:52:13,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/5e714add3/a51fc3b1c3ce456293bd1bb878187624/FLAG0b2810f68 [2024-12-06 04:52:13,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/data/5e714add3/a51fc3b1c3ce456293bd1bb878187624 [2024-12-06 04:52:13,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:52:13,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:52:13,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:13,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:52:13,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:52:13,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:13" (1/1) ... [2024-12-06 04:52:13,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26409fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:13, skipping insertion in model container [2024-12-06 04:52:13,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:13" (1/1) ... [2024-12-06 04:52:13,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:52:14,456 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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i[71451,71464] [2024-12-06 04:52:14,725 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:52:14,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:14,743 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:52:14,790 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_c0de016e-3516-4f94-bc5b-ead6dda9e57a/sv-benchmarks/c/neural-networks/poly_16_16_thresh_1_safe.c-amalgamation.i[71451,71464] [2024-12-06 04:52:14,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:15,094 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:52:15,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15 WrapperNode [2024-12-06 04:52:15,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:15,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:15,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:52:15,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:52:15,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,226 INFO L138 Inliner]: procedures = 779, calls = 1057, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1617 [2024-12-06 04:52:15,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:15,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:52:15,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:52:15,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:52:15,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,296 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:52:15,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:52:15,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:52:15,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:52:15,338 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:15,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:52:15,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:52:15,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:52:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 04:52:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 04:52:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:52:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:52:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 04:52:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 04:52:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 04:52:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:52:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 04:52:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 04:52:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 04:52:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 04:52:15,602 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:52:15,604 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:53:01,054 INFO L? ?]: Removed 241 outVars from TransFormulas that were not future-live. [2024-12-06 04:53:01,055 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:53:08,682 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:53:08,682 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 04:53:08,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:08 BoogieIcfgContainer [2024-12-06 04:53:08,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:53:08,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:53:08,683 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:53:08,692 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:53:08,693 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:53:08" (1/1) ... [2024-12-06 04:53:08,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:53:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:53:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2024-12-06 04:53:08,750 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2024-12-06 04:53:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:53:08,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:53:08,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:53:08,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:53:08,758 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:53:08,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:54:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:54:40,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:55:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:50,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 3507 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:50,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:51,425 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 04:55:51,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:56:01,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:56:03,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:56:05,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:56:08,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:56:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:08,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 119 states and 210 transitions. [2024-12-06 04:56:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 210 transitions. [2024-12-06 04:56:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:56:08,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:08,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:08,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:08,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:08,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:57:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:19,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:58:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:43,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 3510 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:58:43,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 04:58:44,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:58:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:58:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 126 states and 233 transitions. [2024-12-06 04:58:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2024-12-06 04:58:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 04:58:45,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:58:45,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:45,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:58:45,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:58:45,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:00:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:05,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:34,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 3516 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:01:34,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:35,273 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 05:01:35,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 05:01:37,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:01:37,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:37,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 127 states and 235 transitions. [2024-12-06 05:01:37,200 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 235 transitions. [2024-12-06 05:01:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:01:37,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:37,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:37,203 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:37,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:02:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:59,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:04:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:13,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 3513 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:04:13,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 05:04:13,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 05:04:15,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:16,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 262 transitions. [2024-12-06 05:04:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 262 transitions. [2024-12-06 05:04:18,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 05:04:18,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:18,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:04:18,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:04:18,448 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:04:18,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:05:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:42,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:07:00,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:07:00,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 3518 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:07:00,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:07:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 05:07:01,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-06 05:07:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:07:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 142 states and 289 transitions. [2024-12-06 05:07:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 289 transitions. [2024-12-06 05:07:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 05:07:03,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:07:03,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:07:03,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:07:03,865 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:07:03,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0de016e-3516-4f94-bc5b-ead6dda9e57a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process