./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm --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 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:21,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:21,963 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:20:21,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:20:21,975 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:20:22,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:22,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:22,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:22,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:22,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:22,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:22,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:22,025 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:22,025 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:20:22,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:22,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:22,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:22,028 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:22,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:22,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:22,028 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:20:22,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:20:22,029 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_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm 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 -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-11-13 22:20:22,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:22,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:22,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:22,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:22,460 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:22,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:20:24,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:25,498 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:25,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-11-13 22:20:25,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/39ce855c4/21e19f2b59b54559aafe327d6169b392/FLAG9b6b5ee44 [2024-11-13 22:20:25,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/39ce855c4/21e19f2b59b54559aafe327d6169b392 [2024-11-13 22:20:25,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:25,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:25,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:25,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:25,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:25,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:25" (1/1) ... [2024-11-13 22:20:25,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf1e179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:25, skipping insertion in model container [2024-11-13 22:20:25,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:25" (1/1) ... [2024-11-13 22:20:25,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:27,183 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:1611) 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:1503) 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:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) 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:1237) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:20:27,198 INFO L158 Benchmark]: Toolchain (without parser) took 1631.87ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 68.0MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:20:27,198 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:20:27,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.45ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 68.0MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:20:27,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.45ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 68.0MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm --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 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:30,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:30,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:20:30,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:30,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:30,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:30,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:30,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:30,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:30,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:30,646 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:30,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:20:30,647 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:30,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:20:30,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:30,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:30,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:30,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:30,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:30,649 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:20:30,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:30,650 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:20:30,650 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_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm 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 -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-11-13 22:20:31,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:31,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:31,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:31,103 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:31,103 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:31,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:20:33,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:33,956 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:33,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-11-13 22:20:33,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/722d4c0b4/250e4aa5767b49a1a45034067d5c4bd0/FLAG61f390eee [2024-11-13 22:20:34,030 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/data/722d4c0b4/250e4aa5767b49a1a45034067d5c4bd0 [2024-11-13 22:20:34,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:34,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:34,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:34,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:34,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:34,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:34" (1/1) ... [2024-11-13 22:20:34,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62428cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:34, skipping insertion in model container [2024-11-13 22:20:34,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:34" (1/1) ... [2024-11-13 22:20:34,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:35,631 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_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-13 22:20:36,153 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:20:36,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:36,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:36,285 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-13 22:20:36,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:36,782 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:36,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36 WrapperNode [2024-11-13 22:20:36,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:36,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:36,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:36,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:36,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:36,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:36,955 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-11-13 22:20:36,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:36,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:36,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:36,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:36,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:36,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:36,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:36,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:37,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:37,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:37,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:37,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:36" (1/1) ... [2024-11-13 22:20:37,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:37,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:37,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:37,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:20:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 22:20:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:20:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:37,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 22:20:37,281 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 22:20:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:20:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:20:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-13 22:20:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-13 22:20:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:20:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:20:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:20:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:20:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 22:20:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:20:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:20:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-13 22:20:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-13 22:20:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:20:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:20:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 22:20:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-13 22:20:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-13 22:20:37,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:37,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:21,854 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:21,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:22,760 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:22,762 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-13 22:21:22,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:22 BoogieIcfgContainer [2024-11-13 22:21:22,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:22,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:22,765 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:22,776 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:22,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:22" (1/1) ... [2024-11-13 22:21:22,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:22,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:22,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-11-13 22:21:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-11-13 22:21:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:21:22,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:22,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:22,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:22,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:22,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:21:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:27,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:29,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:21:29,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:30,159 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 22:21:30,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:21:40,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:21:44,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:21:44,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-11-13 22:21:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-11-13 22:21:44,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:21:44,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:44,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:44,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:44,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:44,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:21:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:48,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:49,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:21:49,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:50,356 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 22:21:50,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:21:51,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:51,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-11-13 22:21:51,568 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-11-13 22:21:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:21:51,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:51,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:51,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:51,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:51,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:21:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:55,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:56,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:21:56,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-13 22:21:56,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:21:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-11-13 22:21:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-11-13 22:21:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 22:21:57,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:57,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:57,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:57,089 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:57,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:22:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:00,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:01,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:01,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-13 22:22:02,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:22:03,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-11-13 22:22:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-11-13 22:22:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 22:22:03,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:03,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:03,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:03,842 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:03,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:22:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:08,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:08,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:08,770 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:22:08,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:22:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-11-13 22:22:08,970 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-11-13 22:22:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-13 22:22:08,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:08,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:08,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:08,977 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:08,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:22:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:12,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:13,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 1435 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:13,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-13 22:22:14,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:22:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:16,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-11-13 22:22:16,004 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-11-13 22:22:16,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-13 22:22:16,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:16,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:16,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:16,010 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:16,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:22:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:19,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:20,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 1437 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:20,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-13 22:22:21,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:22:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:23,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 152 states and 325 transitions. [2024-11-13 22:22:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 325 transitions. [2024-11-13 22:22:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:22:23,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:23,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:23,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:23,800 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:23,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:22:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:27,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:28,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:28,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 1476 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:28,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:29,563 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-13 22:22:29,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:22:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:35,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-11-13 22:22:35,554 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-11-13 22:22:35,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 22:22:35,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:35,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:35,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:35,564 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:35,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:22:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:39,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:41,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:41,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-13 22:22:43,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:22:54,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:10,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:23:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 454 transitions. [2024-11-13 22:23:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 454 transitions. [2024-11-13 22:23:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 22:23:15,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:15,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:15,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:15,264 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:15,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:23:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:20,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:21,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:21,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 22:23:23,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 22:23:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:28,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-11-13 22:23:28,911 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-11-13 22:23:28,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:23:28,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:28,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:28,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:28,918 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:28,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:23:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:33,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:34,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:34,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:23:38,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:23:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:43,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-11-13 22:23:43,042 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-11-13 22:23:43,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:23:43,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:43,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:43,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:43,048 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:43,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:23:48,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:48,162 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:49,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:49,313 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:23:51,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 196 states and 472 transitions. [2024-11-13 22:23:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 472 transitions. [2024-11-13 22:23:52,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:23:52,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:52,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:52,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:52,344 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:52,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:23:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:56,777 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:57,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:57,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:00,804 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 22:24:00,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:24:07,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:07,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 201 states and 488 transitions. [2024-11-13 22:24:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 488 transitions. [2024-11-13 22:24:07,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:24:07,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:07,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:07,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:07,657 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:07,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:24:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:12,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:13,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:13,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:15,226 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 22:24:15,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:20,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 212 states and 517 transitions. [2024-11-13 22:24:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 517 transitions. [2024-11-13 22:24:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:24:20,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:20,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:20,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:20,196 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:20,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:24:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:25,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:26,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:26,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-11-13 22:24:29,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:37,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:37,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 540 transitions. [2024-11-13 22:24:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 540 transitions. [2024-11-13 22:24:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:24:37,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:37,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:37,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:37,542 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:37,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:24:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:42,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:43,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:43,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:24:45,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 540 transitions. [2024-11-13 22:24:46,764 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 540 transitions. [2024-11-13 22:24:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:24:46,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:46,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:46,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:46,769 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:46,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:24:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:51,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:52,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:52,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:24:54,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 22:24:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 540 transitions. [2024-11-13 22:24:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 540 transitions. [2024-11-13 22:24:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:24:55,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:55,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:55,574 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:55,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:25:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:00,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:01,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:01,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:03,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:25:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 540 transitions. [2024-11-13 22:25:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 540 transitions. [2024-11-13 22:25:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 22:25:04,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:04,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:04,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:04,430 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:25:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:09,565 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:10,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:10,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:13,917 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 22:25:13,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-13 22:25:21,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:21,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:25:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:25:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:21,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:21,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:21,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:21,818 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:21,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:25:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:26,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:27,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:27,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:29,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:25:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:25:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:25:30,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:30,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:30,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:30,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:30,799 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:30,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:25:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:35,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:37,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:37,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:38,983 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:39,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:25:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:25:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:25:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:39,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:39,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:39,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:39,896 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:39,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:25:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:45,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:46,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:46,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:48,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:25:49,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:49,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:25:49,048 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:25:49,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:49,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:49,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:49,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:49,053 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:49,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:25:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:54,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:25:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:55,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:25:55,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:57,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 22:25:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:25:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:25:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:58,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:58,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:58,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:58,419 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:58,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:26:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:04,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:05,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:05,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:07,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:26:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:07,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:07,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:07,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:07,986 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:07,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:26:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:13,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:14,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:14,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:16,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:26:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:17,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:17,407 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:17,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:17,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:17,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:17,412 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:17,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:26:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:24,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:24,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:26,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 22:26:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:26,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:26,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:26,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:26,976 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:26,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:26:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:32,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:33,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:33,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:35,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 22:26:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:36,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:36,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:36,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:36,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:36,664 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:36,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:26:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:42,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:44,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:44,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:45,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:26:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:46,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:46,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:46,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:46,582 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:46,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:26:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:52,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:53,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:26:53,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:26:55,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:26:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:26:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:26:56,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:56,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:56,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:56,534 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:56,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:27:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:02,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:03,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:03,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:05,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:06,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:06,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:06,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:06,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:06,325 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:06,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:27:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:12,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:13,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:13,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:15,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 22:27:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:16,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:16,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:16,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:16,270 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:16,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:27:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:24,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:24,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:25,979 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:26,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:27:26,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:26,765 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:26,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:26,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:26,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:26,768 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:26,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:27:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:32,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:34,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:34,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:35,749 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:35,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 22:27:36,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:36,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:36,472 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:36,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:36,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:36,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:36,477 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:36,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:27:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:43,109 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:44,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:44,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:46,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:27:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:46,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:46,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:46,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:46,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:46,913 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:46,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:27:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:53,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:54,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:54,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:27:56,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 22:27:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:57,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:27:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:27:57,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:27:57,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:57,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:57,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:57,325 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:57,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:28:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:04,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:05,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:28:05,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:28:07,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 22:28:07,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:07,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:28:07,901 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:28:07,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:28:07,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:07,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:07,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:07,904 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:07,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:28:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:14,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:16,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:28:16,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:17,897 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:28:17,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:28:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:28:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:28:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:28:18,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:18,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:18,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:18,692 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:18,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:28:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:26,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:27,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:28:27,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:29,117 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:28:29,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 22:28:29,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:29,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:28:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:28:29,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:28:29,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:29,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:29,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:29,968 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:29,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:28:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:37,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:38,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:28:38,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:40,155 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:28:40,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 22:28:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:41,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:28:41,019 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:28:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:28:41,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:41,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:41,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:41,022 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:41,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:28:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:48,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:49,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:28:49,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:28:51,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 22:28:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:28:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:28:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:28:52,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:52,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:52,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:52,123 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:52,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 22:28:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:59,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:00,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:00,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:29:02,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:29:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:29:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:29:03,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:03,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:03,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:03,428 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:03,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 22:29:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:11,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:12,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:12,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:29:14,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:29:15,111 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:29:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:29:15,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:15,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:15,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:15,114 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:15,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 22:29:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:22,639 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:23,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:23,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:25,538 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:29:25,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 22:29:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:26,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:29:26,346 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:29:26,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:29:26,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:26,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:26,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:26,349 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:26,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 22:29:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:33,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:35,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:35,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:29:36,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 22:29:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:29:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:29:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:29:37,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:37,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:37,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:37,684 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:37,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 22:29:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:45,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:47,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:47,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:29:49,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 22:29:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:29:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:29:50,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:29:50,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:50,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:50,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:50,050 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:50,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 22:29:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:58,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:59,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:29:59,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:01,595 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:30:01,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 22:30:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:30:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:30:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:30:02,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:02,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:02,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:02,584 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:02,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 22:30:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:10,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:11,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:30:11,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:30:13,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:14,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:30:14,653 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:30:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:30:14,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:14,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:14,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:14,658 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:14,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 22:30:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:22,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:23,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:30:23,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:25,683 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:30:25,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:26,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:30:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:30:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:30:26,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:26,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:26,525 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:26,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 22:30:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:34,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:35,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:30:35,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:30:37,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-13 22:30:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:30:38,587 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:30:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:30:38,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:38,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:38,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:38,590 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:38,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 22:30:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:46,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:47,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:30:47,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:30:49,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 22:30:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:30:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:30:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:30:50,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:50,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:50,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:50,675 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:50,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 22:30:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:59,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:00,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:31:00,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:02,125 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:31:02,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 22:31:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:31:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:31:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:31:02,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:02,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:02,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:02,983 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:02,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 22:31:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:11,626 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:12,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:31:12,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:31:14,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 22:31:15,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:31:15,440 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:31:15,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:31:15,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:15,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:15,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:15,443 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:15,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 22:31:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:24,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:25,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:31:25,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:31:27,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:27,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:31:27,821 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:31:27,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:31:27,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:27,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:27,825 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:27,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 22:31:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:36,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:37,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:31:37,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:31:39,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 22:31:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:40,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:31:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:31:40,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:31:40,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:40,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:40,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:40,505 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:40,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 22:31:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:49,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:50,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:31:50,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:31:52,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 22:31:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:31:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:31:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:31:53,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:53,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:53,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:53,105 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:53,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 22:32:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:02,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:03,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:32:03,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:32:05,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:32:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:32:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:32:06,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:06,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:06,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:06,137 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:06,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 22:32:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:15,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:16,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:32:16,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:32:18,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:32:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:32:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:32:19,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:19,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:19,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:19,192 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:19,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 22:32:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:28,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:29,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:32:29,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:32:31,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 22:32:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:32,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:32:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:32:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:32:32,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:32,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:32,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:32,495 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:32,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 22:32:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:41,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:42,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:32:42,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:32:44,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 22:32:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:32:45,547 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:32:45,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:32:45,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:45,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:45,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:45,550 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:45,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 22:32:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:54,616 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:55,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:32:55,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:32:57,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:58,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:58,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:32:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:32:58,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:32:58,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:58,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:58,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:58,456 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:58,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 22:33:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:07,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:08,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:33:08,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:33:10,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 22:33:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:33:11,244 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:33:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:33:11,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:11,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:11,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:11,249 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:11,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 22:33:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:20,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:21,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:33:21,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:33:23,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 22:33:23,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:33:23,885 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:33:23,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:33:23,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:23,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:23,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:23,891 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:23,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 22:33:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:33,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:34,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:33:34,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:33:36,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-13 22:33:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:36,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:33:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:33:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:33:36,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:36,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:36,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:36,794 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:36,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 22:33:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:46,013 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:47,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:33:47,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:48,824 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:33:48,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 22:33:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:33:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:33:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:33:49,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:49,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:49,641 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:49,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 22:33:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:58,913 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:00,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:34:00,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:34:01,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-13 22:34:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:34:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:34:02,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:34:02,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:02,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:02,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:02,601 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:02,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 22:34:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:12,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:13,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:34:13,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:34:14,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-11-13 22:34:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:34:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:34:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:34:15,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:15,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:15,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:15,733 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:15,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 22:34:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:25,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:26,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:34:26,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:34:28,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-13 22:34:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:28,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:34:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:34:28,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:34:28,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:28,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:28,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:28,944 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:28,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 22:34:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:38,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:39,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:34:39,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:34:41,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-13 22:34:42,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 227 states and 567 transitions. [2024-11-13 22:34:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 567 transitions. [2024-11-13 22:34:42,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:34:42,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:42,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:42,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:42,368 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:42,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8de7ceb7-d2e1-4221-9adc-95eaa4c7ca9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process