./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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 d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:18,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:18,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:30:18,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:30:18,270 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:30:18,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:18,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:18,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:18,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:18,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:18,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:18,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:18,298 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:18,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:18,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:18,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:18,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:18,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:18,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:30:18,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:30:18,299 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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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 -> d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc [2024-12-06 04:30:18,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:18,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:18,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:18,599 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:18,600 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:18,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-12-06 04:30:22,003 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/d0a27b9cb/3c735d4e5c164fda8bebe442df077b08/FLAG56b5762fc [2024-12-06 04:30:22,380 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:30:22,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-12-06 04:30:22,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/d0a27b9cb/3c735d4e5c164fda8bebe442df077b08/FLAG56b5762fc [2024-12-06 04:30:22,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/d0a27b9cb/3c735d4e5c164fda8bebe442df077b08 [2024-12-06 04:30:22,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:30:22,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:30:22,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:22,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:30:22,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:30:22,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:22" (1/1) ... [2024-12-06 04:30:22,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68df811f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:22, skipping insertion in model container [2024-12-06 04:30:22,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:22" (1/1) ... [2024-12-06 04:30:22,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:30:23,633 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:30:23,642 INFO L158 Benchmark]: Toolchain (without parser) took 1214.32ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 68.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:30:23,642 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:30:23,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.93ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 68.1MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:30:23,645 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.93ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 68.1MB 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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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 d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:30:25,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:30:25,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:30:26,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:30:26,022 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:30:26,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:30:26,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:30:26,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:30:26,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:30:26,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:30:26,024 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:30:26,025 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:30:26,025 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:30:26,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:26,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:30:26,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:30:26,027 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:30:26,027 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:26,027 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:30:26,027 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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/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 -> d93049cf95a0bf38510961c9134a9f621c7855ac27608d979b494d40a795a6bc [2024-12-06 04:30:26,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:30:26,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:30:26,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:30:26,355 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:30:26,355 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:30:26,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-12-06 04:30:29,738 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/cc9356d26/69b5d796428c45518777fad88937aae0/FLAG91e591fb8 [2024-12-06 04:30:30,133 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:30:30,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i [2024-12-06 04:30:30,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/cc9356d26/69b5d796428c45518777fad88937aae0/FLAG91e591fb8 [2024-12-06 04:30:30,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/data/cc9356d26/69b5d796428c45518777fad88937aae0 [2024-12-06 04:30:30,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:30:30,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:30:30,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:30,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:30:30,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:30:30,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:30" (1/1) ... [2024-12-06 04:30:30,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2403983b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:30, skipping insertion in model container [2024-12-06 04:30:30,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:30:30" (1/1) ... [2024-12-06 04:30:30,249 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:30:31,467 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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-12-06 04:30:31,820 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:30:31,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:31,844 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:30:31,906 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_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-12-06 04:30:32,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:30:32,175 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:30:32,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32 WrapperNode [2024-12-06 04:30:32,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:30:32,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:32,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:30:32,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:30:32,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,328 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-12-06 04:30:32,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:30:32,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:30:32,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:30:32,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:30:32,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:30:32,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:30:32,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:30:32,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:30:32,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:30:32" (1/1) ... [2024-12-06 04:30:32,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:30:32,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:30:32,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:30:32,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:30:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 04:30:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 04:30:32,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:30:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 04:30:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 04:30:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 04:30:32,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 04:30:32,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 04:30:32,513 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 04:30:32,513 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 04:30:32,514 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 04:30:32,796 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:30:32,798 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:31:20,341 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-06 04:31:20,341 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:31:21,170 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:31:21,170 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 04:31:21,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:21 BoogieIcfgContainer [2024-12-06 04:31:21,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:31:21,172 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:31:21,172 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:31:21,184 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:31:21,184 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:31:21" (1/1) ... [2024-12-06 04:31:21,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:31:21,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-06 04:31:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-06 04:31:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 04:31:21,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:21,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:21,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:21,272 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:21,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:31:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:25,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:27,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:31:27,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:27,972 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 04:31:27,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:31:38,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:31:41,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:31:46,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:31:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-06 04:31:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-06 04:31:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:31:46,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:46,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:46,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:46,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:46,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:31:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:49,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:50,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:31:50,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-06 04:31:51,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:31:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-06 04:31:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-06 04:31:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 04:31:53,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:53,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:53,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:53,984 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:53,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:31:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:57,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:58,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:31:58,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-12-06 04:31:59,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 04:32:01,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:32:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-06 04:32:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-06 04:32:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-06 04:32:01,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:01,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:01,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:01,216 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:01,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:32:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:04,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:05,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:32:05,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-06 04:32:07,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:32:09,427 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 04:32:12,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-06 04:32:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-06 04:32:12,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 04:32:12,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:12,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:12,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:12,156 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:12,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:32:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:15,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:16,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:32:16,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:17,665 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 04:32:17,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:32:20,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:32:25,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:32:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-12-06 04:32:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-12-06 04:32:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 04:32:25,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:25,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:25,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:25,791 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:25,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:32:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:29,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:30,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:32:30,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-06 04:32:31,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:32:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-06 04:32:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-06 04:32:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 04:32:35,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:35,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:35,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:35,006 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:35,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:32:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:38,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:39,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 1482 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:32:39,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 04:32:41,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:32:43,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:32:45,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:32:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:32:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-06 04:32:50,237 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-06 04:32:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 04:32:50,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:32:50,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:32:50,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:32:50,242 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:32:50,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:32:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:53,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:32:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:32:54,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:32:54,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:32:56,224 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 04:32:56,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:33:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-06 04:33:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-06 04:33:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 04:33:02,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:02,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:02,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:02,414 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:02,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:33:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:05,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:06,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:33:06,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:11,165 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 04:33:11,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:33:23,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:33:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:33:53,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-12-06 04:33:53,362 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-12-06 04:33:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 04:33:53,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:33:53,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:33:53,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:33:53,368 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:33:53,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:33:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:56,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:33:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:33:57,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:33:57,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:33:59,789 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 04:33:59,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:34:08,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-12-06 04:34:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-12-06 04:34:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:34:08,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:08,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:08,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:08,643 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:08,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:34:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:11,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:13,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:34:13,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:18,304 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 04:34:18,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:34:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-12-06 04:34:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-12-06 04:34:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:34:26,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:26,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:26,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:26,436 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:26,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:34:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:30,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:31,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:34:31,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:34,652 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 04:34:34,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:34:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-12-06 04:34:36,163 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-12-06 04:34:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 04:34:36,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:36,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:34:36,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:34:36,168 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:34:36,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:34:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:39,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:34:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:40,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:34:40,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:46,142 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 04:34:46,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:34:58,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:35:00,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:35:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 201 states and 488 transitions. [2024-12-06 04:35:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 488 transitions. [2024-12-06 04:35:01,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 04:35:01,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:01,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:01,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:01,814 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:01,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:35:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:05,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:06,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:35:06,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:09,944 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 04:35:09,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:35:15,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:35:18,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:35:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:23,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 212 states and 517 transitions. [2024-12-06 04:35:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 517 transitions. [2024-12-06 04:35:23,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:35:23,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:23,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:23,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:23,578 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:23,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:35:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:27,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:28,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:35:28,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:32,112 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 04:35:32,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-12-06 04:35:33,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:33,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 212 states and 517 transitions. [2024-12-06 04:35:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 517 transitions. [2024-12-06 04:35:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 04:35:33,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:33,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:33,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:33,648 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:33,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:35:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:37,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:35:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:35:38,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:35:38,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:35:44,320 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 04:35:44,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:35:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 540 transitions. [2024-12-06 04:35:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 540 transitions. [2024-12-06 04:35:58,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 04:35:58,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:58,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:35:58,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:35:58,180 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:35:58,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:36:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:02,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:03,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:36:03,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:09,531 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 04:36:09,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:36:16,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:36:19,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 04:36:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:28,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:36:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:36:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:36:28,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:28,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:28,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:28,450 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:28,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:36:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:32,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:33,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:36:33,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:37,137 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 04:36:37,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:36:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:36:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:36:38,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:36:38,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:38,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:38,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:38,649 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:38,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:36:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:42,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:43,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:36:43,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:47,124 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 04:36:47,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:36:48,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:36:48,638 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:36:48,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:36:48,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:48,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:48,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:48,641 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:48,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:36:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:52,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:36:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:53,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:36:53,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:36:57,242 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 04:36:57,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:36:58,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:36:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:36:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:36:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:36:58,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:36:58,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:36:58,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:36:58,749 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:36:58,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:37:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:02,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:03,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:03,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:07,268 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 04:37:07,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:37:08,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:37:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:37:08,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:37:08,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:08,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:08,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:08,825 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:08,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:37:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:12,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:13,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:13,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:17,616 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 04:37:17,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:37:19,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:37:19,140 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:37:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:37:19,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:19,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:19,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:19,144 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:19,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:37:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:23,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:24,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:24,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:28,138 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 04:37:28,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:37:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:37:29,662 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:37:29,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:37:29,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:29,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:29,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:29,665 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:29,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:37:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:33,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:34,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:34,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:38,464 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 04:37:38,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:37:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:39,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:37:39,967 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:37:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:37:39,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:39,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:39,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:39,970 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:39,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:37:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:44,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:45,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:45,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:48,967 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 04:37:49,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:37:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:37:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:37:50,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:37:50,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:50,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:50,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:50,471 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:50,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:37:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:54,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:37:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:55,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:37:55,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:37:59,428 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 04:37:59,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:38:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:00,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:00,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:00,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:00,912 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:00,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:38:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:05,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:06,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:06,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:09,936 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 04:38:09,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:38:11,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:11,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:11,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:11,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:11,416 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:11,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:38:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:15,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:16,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:16,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:20,493 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 04:38:20,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:38:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:21,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:21,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:21,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:21,988 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:21,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:38:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:26,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:27,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:27,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:31,079 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 04:38:31,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:38:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:32,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:32,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:32,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:32,493 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:32,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:38:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:37,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:38,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:38,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:41,658 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 04:38:41,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:38:43,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:43,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:43,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:43,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:43,257 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:43,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:38:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:47,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:48,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:48,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:38:52,251 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 04:38:52,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:38:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:38:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:38:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:38:53,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:53,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:53,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:38:53,713 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:38:53,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:38:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:58,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:59,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:38:59,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:02,981 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 04:39:03,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:39:04,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:39:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:39:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:39:04,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:04,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:04,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:04,514 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:04,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:39:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:09,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:10,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:39:10,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:14,052 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 04:39:14,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:39:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:39:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:39:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:39:15,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:15,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:15,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:15,520 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:15,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:39:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:20,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:21,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:39:21,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:25,607 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 04:39:25,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:39:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:39:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:39:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:39:27,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:27,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:27,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:27,219 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:27,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:39:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:32,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:33,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:39:33,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:37,423 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 04:39:37,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:39:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:39,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:39:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:39:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:39:39,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:39,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:39,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:39,030 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:39,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:39:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:44,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:45,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:39:45,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:39:49,187 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 04:39:49,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:39:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:39:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:39:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:39:50,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:50,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:39:50,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:39:50,645 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:39:50,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:39:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:55,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:39:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:56,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:39:56,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:00,217 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 04:40:00,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:40:01,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:40:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:40:01,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:40:01,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:01,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:01,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:01,748 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:01,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:40:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:07,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:08,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:40:08,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:11,671 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 04:40:11,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:40:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:40:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:40:13,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:40:13,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:13,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:13,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:13,207 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:13,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:40:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:18,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:20,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:40:20,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:23,813 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 04:40:23,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 04:40:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:40:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:40:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:40:25,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:25,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:25,311 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:25,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 04:40:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:31,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:32,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:40:32,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:35,831 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 04:40:35,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 04:40:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:37,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:40:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:40:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:40:37,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:37,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:37,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:37,317 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:37,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 04:40:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:42,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:43,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:40:43,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:47,426 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 04:40:47,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 04:40:48,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:40:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:40:48,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:40:48,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:48,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:40:48,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:40:48,924 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:40:48,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 04:40:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:54,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:40:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:55,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:40:55,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:40:59,237 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 04:40:59,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 04:41:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:00,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:00,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:00,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:00,718 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:00,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 04:41:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:06,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:07,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:41:07,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:10,751 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 04:41:10,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 04:41:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:12,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:12,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:12,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:12,215 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:12,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 04:41:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:17,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:18,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:41:18,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:22,444 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 04:41:22,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 04:41:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:23,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:23,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:23,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:23,937 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:23,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 04:41:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:29,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:30,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:41:30,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:34,233 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 04:41:34,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 04:41:35,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:35,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:35,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:35,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:35,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:35,714 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:35,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 04:41:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:42,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:41:42,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:46,042 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 04:41:46,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 04:41:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:47,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:47,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:47,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:47,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:47,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:47,558 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:47,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 04:41:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:53,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:41:54,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:54,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:41:54,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:41:57,748 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 04:41:57,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 04:41:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:41:59,243 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:41:59,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:41:59,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:59,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:59,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:59,247 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:59,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 04:42:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:05,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:06,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:42:06,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:09,772 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 04:42:09,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 04:42:11,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:11,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:42:11,257 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:42:11,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:42:11,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:11,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:11,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:11,259 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:11,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 04:42:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:17,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:18,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:42:18,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:22,033 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 04:42:22,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 04:42:23,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:42:23,514 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:42:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:42:23,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:23,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:23,516 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:23,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 04:42:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:29,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:30,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:42:30,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:34,031 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 04:42:34,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 04:42:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:35,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:42:35,531 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:42:35,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:42:35,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:35,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:35,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:35,534 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:35,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 04:42:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:41,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:42,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:42:42,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:46,272 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 04:42:46,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 04:42:47,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:47,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:42:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:42:47,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:42:47,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:47,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:42:47,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:42:47,793 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:42:47,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 04:42:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:54,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:42:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:55,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:42:55,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:42:58,662 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 04:42:58,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 04:43:00,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:43:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:43:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:43:00,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:00,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:00,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:00,318 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:00,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 04:43:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:06,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:08,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:08,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:11,737 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 04:43:11,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 04:43:13,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:13,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:43:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:43:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:43:13,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:13,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:13,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:13,313 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:13,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 04:43:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:19,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:20,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:20,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:24,608 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 04:43:24,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 04:43:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:26,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:43:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:43:26,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:43:26,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:26,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:26,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:26,160 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:26,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 04:43:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:32,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:33,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:33,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:37,196 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 04:43:37,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 04:43:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:43:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:43:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:43:38,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:38,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:38,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:38,737 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:38,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 04:43:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:45,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:46,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:46,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:46,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:50,203 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 04:43:50,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-12-06 04:43:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:43:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:43:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:43:51,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:51,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:51,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:51,792 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:51,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 04:43:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:58,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:59,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:59,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:03,253 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 04:44:03,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 04:44:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:44:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:44:04,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:44:04,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:04,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:04,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:04,804 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:04,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 04:44:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:11,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:12,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:44:12,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:16,310 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 04:44:16,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 04:44:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:44:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:44:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:44:17,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:17,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:17,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:17,803 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:17,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 04:44:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:24,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:25,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:44:25,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:29,141 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 04:44:29,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 04:44:30,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:30,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:44:30,740 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:44:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:44:30,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:30,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:30,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:30,743 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:30,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 04:44:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:37,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:38,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:44:38,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:42,212 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 04:44:42,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 04:44:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-12-06 04:44:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-12-06 04:44:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:44:43,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:43,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:43,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:43,767 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:43,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d58910-8f6d-4db3-9f3a-0aa79fbe7ee1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 04:44:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:50,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:51,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:44:51,789 INFO L279 TraceCheckSpWp]: Computing forward predicates...