./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_128_thresh_5_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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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 77bc6b7b346042613af3ffc4f473b7408f132ecc5a3db5fe70c10f4f1eca14c1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:23,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:23,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:41:23,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:23,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:23,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:23,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:23,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:23,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:23,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:23,716 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:23,716 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:23,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:23,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:23,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:23,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:23,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:23,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:23,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:23,717 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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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 -> 77bc6b7b346042613af3ffc4f473b7408f132ecc5a3db5fe70c10f4f1eca14c1 [2024-12-05 21:41:23,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:23,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:23,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:23,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:23,969 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:23,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i [2024-12-05 21:41:26,669 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/f782a20b4/1488fe5ab6cc4955a0a7a3bd4520ce4d/FLAG653d8063f [2024-12-05 21:41:27,008 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:27,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i [2024-12-05 21:41:27,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/f782a20b4/1488fe5ab6cc4955a0a7a3bd4520ce4d/FLAG653d8063f [2024-12-05 21:41:27,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/f782a20b4/1488fe5ab6cc4955a0a7a3bd4520ce4d [2024-12-05 21:41:27,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:27,238 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:27,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:27,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:27,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:27,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:27" (1/1) ... [2024-12-05 21:41:27,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12831ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:27, skipping insertion in model container [2024-12-05 21:41:27,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:27" (1/1) ... [2024-12-05 21:41:27,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:28,094 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:41:28,099 INFO L158 Benchmark]: Toolchain (without parser) took 860.15ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 92.4MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:41:28,099 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:41:28,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 858.31ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 92.6MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:41:28,100 INFO L338 ainManager$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 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 858.31ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 92.6MB in the end (delta: 20.0MB). 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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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 77bc6b7b346042613af3ffc4f473b7408f132ecc5a3db5fe70c10f4f1eca14c1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:29,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:29,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:41:29,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:29,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:29,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:29,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:29,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:29,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:29,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:29,955 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:29,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:29,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:29,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:41:29,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:29,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:29,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:29,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:29,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:29,958 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:41:29,958 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:41:29,958 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:41:29,958 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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/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 -> 77bc6b7b346042613af3ffc4f473b7408f132ecc5a3db5fe70c10f4f1eca14c1 [2024-12-05 21:41:30,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:30,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:30,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:30,193 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:30,194 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:30,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i [2024-12-05 21:41:32,899 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/e5b8bfe4a/b1751ab94fe44f76ac098cd46420e16d/FLAG00325b570 [2024-12-05 21:41:33,203 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:33,204 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i [2024-12-05 21:41:33,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/e5b8bfe4a/b1751ab94fe44f76ac098cd46420e16d/FLAG00325b570 [2024-12-05 21:41:33,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/data/e5b8bfe4a/b1751ab94fe44f76ac098cd46420e16d [2024-12-05 21:41:33,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:33,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:33,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:33,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:33,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:33,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:33" (1/1) ... [2024-12-05 21:41:33,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4217a985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:33, skipping insertion in model container [2024-12-05 21:41:33,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:33" (1/1) ... [2024-12-05 21:41:33,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:34,176 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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i[71457,71470] [2024-12-05 21:41:34,429 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 21:41:34,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:34,447 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:34,494 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_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/sv-benchmarks/c/neural-networks/poly_128_thresh_5_unsafe.c-amalgamation.i[71457,71470] [2024-12-05 21:41:34,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:34,786 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:34,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34 WrapperNode [2024-12-05 21:41:34,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:34,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:34,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:34,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:34,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:34,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:34,932 INFO L138 Inliner]: procedures = 779, calls = 1242, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1793 [2024-12-05 21:41:34,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:34,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:34,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:34,934 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:34,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:34,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:34,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:34,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,007 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,026 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:35,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:35,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:35,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:35,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:34" (1/1) ... [2024-12-05 21:41:35,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:35,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:35,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:35,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:35,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:35,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-05 21:41:35,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-05 21:41:35,103 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:41:35,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:41:35,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-05 21:41:35,104 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:41:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-05 21:41:35,104 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-05 21:41:35,312 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:35,314 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:21,716 INFO L? ?]: Removed 238 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:21,716 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:25,310 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:25,310 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-05 21:42:25,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:25 BoogieIcfgContainer [2024-12-05 21:42:25,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:25,311 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:25,311 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:25,320 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:25,321 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:25" (1/1) ... [2024-12-05 21:42:25,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 165 transitions. [2024-12-05 21:42:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 165 transitions. [2024-12-05 21:42:25,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 21:42:25,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:25,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:25,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:25,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:25,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:43:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:06,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:43:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:36,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 4008 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:43:36,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:43:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:39,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:43:50,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.58s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:43:55,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:43:57,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:44:03,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:44:03,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:03,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 207 transitions. [2024-12-05 21:44:03,915 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 207 transitions. [2024-12-05 21:44:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:44:03,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:03,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:03,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:44:03,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:44:03,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:44:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:50,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:45:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:24,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 4010 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:45:24,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:45:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:28,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-05 21:45:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:37,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 125 states and 230 transitions. [2024-12-05 21:45:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 230 transitions. [2024-12-05 21:45:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 21:45:37,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:37,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:37,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:37,051 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:37,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:46:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:24,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:46:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:57,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 4014 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:46:57,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:47:00,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:47:00,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-05 21:47:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:47:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 126 states and 232 transitions. [2024-12-05 21:47:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 232 transitions. [2024-12-05 21:47:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 21:47:01,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:47:01,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:47:01,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:47:01,445 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:47:01,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 21:47:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:47:47,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:48:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:48:24,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 4014 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:48:24,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:48:29,268 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:48:29,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-05 21:48:33,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:48:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 134 states and 259 transitions. [2024-12-05 21:48:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 259 transitions. [2024-12-05 21:48:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 21:48:43,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:43,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:43,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:48:43,303 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:48:43,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 21:49:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:25,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:49:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:49:58,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 4015 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:49:58,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:03,996 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:50:04,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-05 21:50:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:50:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 141 states and 286 transitions. [2024-12-05 21:50:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 286 transitions. [2024-12-05 21:50:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 21:50:17,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:50:17,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:50:17,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:50:17,296 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:50:17,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 21:51:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:01,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:51:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:51:30,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 4032 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:51:30,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:51:34,296 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:51:34,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-05 21:51:37,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:40,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:51:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:51:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 142 states and 287 transitions. [2024-12-05 21:51:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 287 transitions. [2024-12-05 21:51:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 21:51:40,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:51:40,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:51:40,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:51:40,854 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:51:40,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 21:52:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:24,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:52:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:52:56,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 4014 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:52:56,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:53:03,332 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:53:03,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-12-05 21:53:07,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 21:53:21,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:53:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 149 states and 316 transitions. [2024-12-05 21:53:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 316 transitions. [2024-12-05 21:53:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 21:53:21,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:53:21,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:53:21,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:53:21,735 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:53:21,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 21:54:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:09,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:54:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:54:44,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 4030 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 21:54:44,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:54:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:54:51,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-05 21:54:56,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:54:58,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:55:00,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 21:55:17,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:55:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 158 states and 351 transitions. [2024-12-05 21:55:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 351 transitions. [2024-12-05 21:55:17,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 21:55:17,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:55:17,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:55:17,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:55:17,152 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:55:17,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0287b3d5-c9d3-49b0-9f45-1e53a7fb1eb8/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 21:56:09,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:09,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported