./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_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_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/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_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/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_6e187700-7d24-4164-9358-62a9e96a5a82/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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:58:05,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:58:05,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:58:05,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:58:05,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:58:05,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:58:05,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:58:05,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:58:05,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:58:05,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:58:05,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:58:05,183 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:58:05,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:05,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:58:05,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:58:05,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:58:05,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:58:05,184 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_6e187700-7d24-4164-9358-62a9e96a5a82/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 -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-12-06 00:58:05,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:58:05,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:58:05,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:58:05,453 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:58:05,453 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:58:05,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-12-06 00:58:08,151 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/52d1992b5/b9572583d3a44fd290ade4ba25233df9/FLAG52235c5f8 [2024-12-06 00:58:08,461 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:58:08,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-12-06 00:58:08,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/52d1992b5/b9572583d3a44fd290ade4ba25233df9/FLAG52235c5f8 [2024-12-06 00:58:08,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/52d1992b5/b9572583d3a44fd290ade4ba25233df9 [2024-12-06 00:58:08,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:58:08,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:58:08,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:08,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:58:08,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:58:08,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:08" (1/1) ... [2024-12-06 00:58:08,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e8c92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:08, skipping insertion in model container [2024-12-06 00:58:08,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:08" (1/1) ... [2024-12-06 00:58:08,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:58:09,294 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:58:09,300 INFO L158 Benchmark]: Toolchain (without parser) took 801.39ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 93.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:58:09,300 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:58:09,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 799.44ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 93.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:58:09,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 799.44ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 93.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/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_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/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_6e187700-7d24-4164-9358-62a9e96a5a82/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 d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:58:11,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:58:11,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:58:11,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:58:11,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:58:11,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:58:11,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:58:11,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:58:11,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:58:11,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:58:11,229 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:58:11,229 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:58:11,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:58:11,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:58:11,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:58:11,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:11,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:58:11,231 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:58:11,232 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:58:11,232 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:58:11,232 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_6e187700-7d24-4164-9358-62a9e96a5a82/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 -> d2c3d1c1a9730ad8017a2a4de6875db5261761e32583bded19977033ad1e5e8e [2024-12-06 00:58:11,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:58:11,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:58:11,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:58:11,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:58:11,514 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:58:11,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-12-06 00:58:14,311 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/f5b331c2b/9c1856e547d24ff591e20f4d4828ee31/FLAG94b89d103 [2024-12-06 00:58:14,607 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:58:14,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i [2024-12-06 00:58:14,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/f5b331c2b/9c1856e547d24ff591e20f4d4828ee31/FLAG94b89d103 [2024-12-06 00:58:14,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/data/f5b331c2b/9c1856e547d24ff591e20f4d4828ee31 [2024-12-06 00:58:14,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:58:14,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:58:14,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:14,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:58:14,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:58:14,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:14" (1/1) ... [2024-12-06 00:58:14,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3feb5526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:14, skipping insertion in model container [2024-12-06 00:58:14,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:14" (1/1) ... [2024-12-06 00:58:14,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:58:15,573 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_6e187700-7d24-4164-9358-62a9e96a5a82/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-12-06 00:58:15,832 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 00:58:15,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:15,850 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:58:15,894 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_6e187700-7d24-4164-9358-62a9e96a5a82/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_1_safe.c-amalgamation.i[71475,71488] [2024-12-06 00:58:15,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:16,163 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:58:16,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16 WrapperNode [2024-12-06 00:58:16,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:16,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:16,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:58:16,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:58:16,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,274 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-12-06 00:58:16,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:16,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:58:16,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:58:16,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:58:16,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,332 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,343 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:58:16,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:58:16,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:58:16,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:58:16,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:16" (1/1) ... [2024-12-06 00:58:16,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:16,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:58:16,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:58:16,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:58:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 00:58:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 00:58:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 00:58:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 00:58:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 00:58:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 00:58:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:58:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:58:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 00:58:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 00:58:16,636 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:58:16,638 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:58:56,060 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-06 00:58:56,060 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:58:56,745 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:58:56,745 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 00:58:56,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:58:56 BoogieIcfgContainer [2024-12-06 00:58:56,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:58:56,746 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:58:56,746 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:58:56,754 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:58:56,754 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:58:56" (1/1) ... [2024-12-06 00:58:56,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:58:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:58:56,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-06 00:58:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-06 00:58:56,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 00:58:56,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:58:56,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:58:56,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:58:56,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:58:56,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:59:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:00,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:01,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:59:01,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:02,109 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-06 00:59:02,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:59:12,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:16,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:21,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:21,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-06 00:59:21,276 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-06 00:59:21,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 00:59:21,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:21,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:21,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:21,283 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:21,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:59:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:24,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:25,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:59:25,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:26,956 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-06 00:59:26,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:59:30,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:30,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-06 00:59:30,428 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-06 00:59:30,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 00:59:30,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:30,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:30,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:30,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:30,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:59:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:33,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:34,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 1443 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:59:34,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-06 00:59:35,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:59:37,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:37,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-06 00:59:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-06 00:59:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 00:59:37,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:37,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:37,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:37,404 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:37,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:59:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:40,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:41,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 1440 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:59:41,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-12-06 00:59:43,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:59:45,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:46,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:59:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:50,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-06 00:59:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-06 00:59:50,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 00:59:50,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:50,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:50,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:50,878 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:50,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:59:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:53,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:54,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:59:54,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-12-06 00:59:56,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:59:59,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:00:01,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:00:01,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:01,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-12-06 01:00:01,438 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-12-06 01:00:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 01:00:01,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:01,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:00:01,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:00:01,443 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:00:01,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:00:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:04,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:00:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:05,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:00:05,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-06 01:00:07,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:00:13,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:13,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-06 01:00:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-06 01:00:13,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 01:00:13,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:13,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:00:13,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:00:13,107 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:00:13,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 01:00:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:16,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:00:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:17,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 1474 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:00:17,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-06 01:00:20,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 01:00:22,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:00:24,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:00:30,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-06 01:00:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-06 01:00:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 01:00:30,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:30,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:00:30,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:00:30,978 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:00:30,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 01:00:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:34,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:00:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:35,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:00:35,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:37,849 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-12-06 01:00:37,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 01:00:40,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:00:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-06 01:00:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-06 01:00:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 01:00:46,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:46,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:00:46,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:00:46,272 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:00:46,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 01:00:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:49,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:00:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:50,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:00:50,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:00:58,025 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-12-06 01:00:58,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 01:01:10,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:01:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:01:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:01:47,608 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:01:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:01:47,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:01:47,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:01:47,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:01:47,613 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:01:47,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 01:01:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:51,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:01:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:01:52,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:01:52,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:01:58,658 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:01:58,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-12-06 01:02:05,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:05,273 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:05,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:05,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:05,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:05,277 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:05,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 01:02:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:08,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:09,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:09,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:13,815 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:02:13,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 01:02:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:13,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:13,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:13,858 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:13,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 01:02:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:17,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:18,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:18,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:02:22,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 01:02:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:22,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:22,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:22,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:22,774 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:22,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 01:02:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:26,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:27,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:27,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:31,843 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:02:31,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 01:02:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:31,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:31,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:31,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:31,895 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:31,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 01:02:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:35,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:36,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:36,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:02:41,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 01:02:41,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:41,195 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:41,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:41,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:41,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:41,199 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:41,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 01:02:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:45,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:46,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:46,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:02:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:02:50,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 01:02:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:02:50,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:02:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:02:50,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:02:50,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:02:50,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:02:50,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:02:50,895 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:02:50,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 01:02:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:54,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:02:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:02:55,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:02:55,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:03:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:03:00,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 01:03:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 01:03:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 01:03:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 01:03:00,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:00,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:00,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:03:00,491 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:03:00,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 01:03:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:04,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:03:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:05,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:03:05,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:03:07,779 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 01:03:07,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 01:03:19,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:19,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-12-06 01:03:19,663 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-12-06 01:03:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 01:03:19,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:19,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:19,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:03:19,666 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:03:19,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 01:03:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:23,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:03:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:24,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:03:24,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:03:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 01:03:31,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 01:03:47,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:03:49,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:03:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:57,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 206 states and 497 transitions. [2024-12-06 01:03:57,046 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 497 transitions. [2024-12-06 01:03:57,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:03:57,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:57,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:57,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:03:57,049 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:03:57,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 01:04:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:01,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:04:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:02,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:04:02,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:04:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:04:06,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 01:04:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:04:14,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 206 states and 497 transitions. [2024-12-06 01:04:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 497 transitions. [2024-12-06 01:04:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:04:14,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:04:14,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:04:14,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:04:14,830 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:04:14,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 01:04:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:19,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:04:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:20,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:04:20,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:04:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:04:24,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 01:04:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:04:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 206 states and 497 transitions. [2024-12-06 01:04:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 497 transitions. [2024-12-06 01:04:26,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 01:04:26,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:04:26,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:04:26,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:04:26,804 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:04:26,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 01:04:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:30,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:04:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:31,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:04:31,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:04:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-12-06 01:04:38,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 01:04:55,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:04:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 216 states and 525 transitions. [2024-12-06 01:04:55,398 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 525 transitions. [2024-12-06 01:04:55,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 01:04:55,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:04:55,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:04:55,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:04:55,401 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:04:55,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 01:04:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:04:59,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:00,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:05:00,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:05:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-06 01:05:07,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 01:05:17,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:05:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:05:29,012 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:05:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:05:29,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:29,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:29,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:05:29,015 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:05:29,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 01:05:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:33,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:34,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:05:34,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:05:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:05:38,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 01:05:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:05:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:05:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:05:40,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:40,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:40,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:05:40,418 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:05:40,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 01:05:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:44,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:45,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:05:45,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:05:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:05:49,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 01:05:51,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:05:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:05:51,821 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:05:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:05:51,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:05:51,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:05:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:05:51,824 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:05:51,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 01:05:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:56,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:05:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:05:57,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:05:57,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:06:01,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 01:06:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:06:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:06:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:06:03,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:03,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:03,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:03,433 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:03,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 01:06:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:07,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:08,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:06:08,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:06:13,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 01:06:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:06:15,104 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:06:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:06:15,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:15,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:15,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:15,106 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:15,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 01:06:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:19,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:20,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:06:20,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:06:25,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 01:06:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:27,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:06:27,005 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:06:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:06:27,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:27,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:27,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:27,008 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:27,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 01:06:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:31,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:32,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:06:32,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:06:36,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 01:06:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:38,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:06:38,829 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:06:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:06:38,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:38,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:38,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:38,832 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:38,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 01:06:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:43,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:44,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:06:44,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:06:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:06:48,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 01:06:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:06:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:06:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:06:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:06:50,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:06:50,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:50,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:06:50,711 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:06:50,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 01:06:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:55,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:06:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:06:56,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:06:56,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:07:00,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 01:07:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:07:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:07:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:07:02,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:02,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:02,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:02,560 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:02,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 01:07:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:07,086 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:08,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:07:08,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:07:12,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 01:07:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:07:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:07:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:07:14,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:14,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:14,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:14,255 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:14,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 01:07:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:18,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:19,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:07:20,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:24,295 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:07:24,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 01:07:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:07:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:07:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:07:26,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:26,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:26,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:26,235 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:26,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 01:07:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:31,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:32,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:07:32,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:07:36,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 01:07:38,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:07:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:07:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:07:38,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:38,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:38,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:38,595 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:38,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 01:07:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:43,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:44,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:07:44,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:07:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:07:48,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 01:07:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:07:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:07:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:07:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:07:50,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:07:50,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:07:50,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:07:50,814 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:07:50,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 01:07:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:55,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:07:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:07:56,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:07:56,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:08:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:08:01,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 01:08:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:08:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:08:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:08:03,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:03,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:03,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:03,134 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:03,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 01:08:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:08,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:08:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:09,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:08:09,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:08:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:08:13,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 01:08:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:15,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:08:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:08:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:08:15,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:15,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:15,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:15,611 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:15,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 01:08:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:20,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:08:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:21,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:08:21,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:08:26,270 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:08:26,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 01:08:28,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:28,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:08:28,200 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:08:28,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:08:28,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:28,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:28,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:28,203 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:28,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 01:08:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:33,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:08:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:34,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:08:34,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:08:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:08:39,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 01:08:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:08:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:08:40,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:08:40,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:40,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:40,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:40,942 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:40,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 01:08:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:46,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:08:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:47,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:08:47,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:08:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:08:51,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 01:08:53,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:53,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:08:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:08:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:08:53,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:53,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:53,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:53,673 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:53,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 01:08:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:08:59,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:00,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:09:00,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:09:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:09:04,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 01:09:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:09:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:09:06,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:09:06,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:06,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:06,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:06,517 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:06,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 01:09:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:12,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:13,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:09:13,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:09:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:09:17,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 01:09:19,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:19,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:09:19,471 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:09:19,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:09:19,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:19,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:19,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:19,473 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:19,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 01:09:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:24,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:26,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:09:26,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:09:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:09:30,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 01:09:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:32,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:09:32,369 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:09:32,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:09:32,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:32,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:32,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:32,372 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:32,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 01:09:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:38,112 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:39,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:09:39,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:09:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:09:43,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 01:09:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:09:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:09:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:09:45,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:45,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:45,364 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:45,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 01:09:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:51,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:09:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:09:52,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:09:52,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:09:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:09:56,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 01:09:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:09:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:09:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:09:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:09:58,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:09:58,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:09:58,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:09:58,418 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:09:58,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 01:10:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:04,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:05,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:10:05,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:10:09,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 01:10:11,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:11,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:10:11,455 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:10:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:10:11,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:11,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:11,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:11,459 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:11,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 01:10:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:17,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:18,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:10:18,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:10:22,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 01:10:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:10:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:10:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:10:24,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:24,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:24,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:24,557 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:24,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 01:10:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:30,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:31,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:10:31,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:35,844 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:10:35,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 01:10:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:10:37,779 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:10:37,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:10:37,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:37,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:37,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:37,782 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:37,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 01:10:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:43,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:44,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:10:44,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:10:49,130 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:10:49,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 01:10:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:10:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:10:51,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:10:51,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:51,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:51,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:51,124 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:51,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 01:10:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:57,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:58,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:10:58,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:11:03,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 01:11:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:11:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:11:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:11:04,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:04,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:04,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:04,971 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:04,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 01:11:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:11,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:12,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:11:12,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:11:16,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 01:11:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:11:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:11:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:11:18,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:18,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:18,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:18,367 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:18,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 01:11:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:24,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:25,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:11:25,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:30,184 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:11:30,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 01:11:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:32,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:11:32,124 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:11:32,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:11:32,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:32,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:32,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:32,127 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:32,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 01:11:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:38,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:39,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:11:39,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:43,330 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:11:43,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 01:11:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:11:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:11:45,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:11:45,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:45,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:45,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:45,280 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:45,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 01:11:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:51,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:11:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:52,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:11:52,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:11:57,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 01:11:58,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:11:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:11:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:11:58,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:58,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:58,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:11:58,939 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:11:58,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 01:12:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:05,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:06,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:12:06,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:12:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:12:10,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 01:12:12,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:12:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:12:12,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:12:12,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:12,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:12,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:12,385 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:12,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 01:12:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:18,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:19,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:12:19,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:12:24,227 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:12:24,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 01:12:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:12:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:12:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:12:26,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:26,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:26,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:26,172 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:26,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 01:12:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:32,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:33,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:12:33,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:12:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:12:38,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-12-06 01:12:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 224 states and 552 transitions. [2024-12-06 01:12:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 552 transitions. [2024-12-06 01:12:40,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 01:12:40,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:40,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:40,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:40,104 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:40,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 01:12:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:46,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:47,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:12:47,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:12:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 01:12:51,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e187700-7d24-4164-9358-62a9e96a5a82/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0