./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:35:29,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:35:30,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:35:30,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:35:30,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:35:30,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:35:30,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:35:30,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:35:30,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:35:30,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:35:30,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:35:30,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:35:30,052 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:35:30,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:35:30,054 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:35:30,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:35:30,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:35:30,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:35:30,054 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_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 [2024-12-06 05:35:30,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:35:30,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:35:30,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:35:30,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:35:30,278 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:35:30,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-12-06 05:35:32,892 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/6e12a716e/4e094e43634f48d09bd0c35e32d73c2a/FLAG393774ce7 [2024-12-06 05:35:33,214 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:35:33,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-12-06 05:35:33,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/6e12a716e/4e094e43634f48d09bd0c35e32d73c2a/FLAG393774ce7 [2024-12-06 05:35:33,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/6e12a716e/4e094e43634f48d09bd0c35e32d73c2a [2024-12-06 05:35:33,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:35:33,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:35:33,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:35:33,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:35:33,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:35:33,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:33" (1/1) ... [2024-12-06 05:35:33,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36834955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:33, skipping insertion in model container [2024-12-06 05:35:33,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:33" (1/1) ... [2024-12-06 05:35:33,502 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:35:34,331 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:35:34,336 INFO L158 Benchmark]: Toolchain (without parser) took 882.09ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 91.8MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:35:34,336 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:35:34,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.53ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 91.8MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:35:34,337 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 880.53ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 91.8MB 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_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:35:36,093 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:35:36,175 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:35:36,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:35:36,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:35:36,199 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:35:36,199 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:35:36,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:35:36,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:35:36,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:35:36,199 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:35:36,200 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:35:36,201 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:36,201 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:35:36,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:35:36,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:36,202 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:35:36,202 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_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 [2024-12-06 05:35:36,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:35:36,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:35:36,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:35:36,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:35:36,440 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:35:36,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-12-06 05:35:39,225 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/debcd2949/f2c2ba93417f4820a831f1e88dbf5213/FLAG5e1f7ab6d [2024-12-06 05:35:39,696 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:35:39,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2024-12-06 05:35:39,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/debcd2949/f2c2ba93417f4820a831f1e88dbf5213/FLAG5e1f7ab6d [2024-12-06 05:35:39,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/data/debcd2949/f2c2ba93417f4820a831f1e88dbf5213 [2024-12-06 05:35:39,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:35:39,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:35:39,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:35:39,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:35:39,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:35:39,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:39" (1/1) ... [2024-12-06 05:35:39,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee7b559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:39, skipping insertion in model container [2024-12-06 05:35:39,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:35:39" (1/1) ... [2024-12-06 05:35:39,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:35:40,831 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_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i[71467,71480] [2024-12-06 05:35:41,136 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:35:41,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:35:41,153 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:35:41,197 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_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i[71467,71480] [2024-12-06 05:35:41,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:35:41,482 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:35:41,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41 WrapperNode [2024-12-06 05:35:41,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:35:41,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:35:41,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:35:41,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:35:41,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,618 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-12-06 05:35:41,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:35:41,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:35:41,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:35:41,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:35:41,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,683 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:35:41,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:35:41,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:35:41,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:35:41,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:35:41" (1/1) ... [2024-12-06 05:35:41,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:35:41,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:35:41,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:35:41,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:35:41,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 05:35:41,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 05:35:41,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:35:41,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:35:41,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:35:41,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 05:35:41,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 05:35:41,784 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:35:41,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 05:35:41,784 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 05:35:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:35:41,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:35:41,785 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 05:35:41,785 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 05:35:42,010 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:35:42,012 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:36:19,505 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-12-06 05:36:19,505 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:36:20,928 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:36:20,928 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 05:36:20,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:36:20 BoogieIcfgContainer [2024-12-06 05:36:20,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:36:20,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:36:20,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:36:20,936 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:36:20,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:36:20" (1/1) ... [2024-12-06 05:36:20,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:36:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:20,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-12-06 05:36:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-12-06 05:36:20,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 05:36:20,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:20,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:20,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:20,992 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:20,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:36:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:28,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:32,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:36:32,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:33,226 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 05:36:33,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:36:43,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:36:45,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:36:47,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:36:50,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:36:50,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:50,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-12-06 05:36:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-12-06 05:36:50,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 05:36:50,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:50,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:50,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:50,902 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:50,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:36:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:58,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:02,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:37:02,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-06 05:37:03,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:37:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-12-06 05:37:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-12-06 05:37:05,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:37:05,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:05,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:05,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:05,918 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:05,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:37:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:13,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:17,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 2030 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:37:17,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 05:37:18,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:37:20,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:37:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-12-06 05:37:20,467 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-12-06 05:37:20,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:37:20,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:20,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:20,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:20,470 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:20,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:37:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:28,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:31,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:37:31,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 05:37:33,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:37:35,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:37:36,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:37:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-12-06 05:37:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-12-06 05:37:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 05:37:39,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:39,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:39,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:39,423 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:39,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:37:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:47,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:37:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:37:51,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:37:51,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:37:52,924 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-12-06 05:37:52,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:37:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:37:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2024-12-06 05:37:56,865 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2024-12-06 05:37:56,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 05:37:56,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:37:56,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:37:56,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:37:56,869 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:37:56,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:38:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:05,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:08,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:38:08,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-06 05:38:09,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:38:12,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:38:14,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:38:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-12-06 05:38:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-12-06 05:38:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 05:38:15,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:15,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:15,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:15,451 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:15,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:38:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:23,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:27,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:38:27,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 05:38:29,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:38:32,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:38:39,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:38:39,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2024-12-06 05:38:39,435 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2024-12-06 05:38:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 05:38:39,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:38:39,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:38:39,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:38:39,438 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:38:39,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:38:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:47,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:38:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:38:51,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:38:51,576 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:38:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 05:38:53,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:39:00,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:00,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-12-06 05:39:00,328 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-12-06 05:39:00,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 05:39:00,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:00,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:00,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:00,331 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:00,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:39:09,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:09,114 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:12,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:39:12,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-06 05:39:14,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:39:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:39:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 167 states and 374 transitions. [2024-12-06 05:39:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 374 transitions. [2024-12-06 05:39:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 05:39:19,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:39:19,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:39:19,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:39:19,054 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:39:19,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:39:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:27,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:39:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:39:31,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 2035 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:39:31,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:39:35,865 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-12-06 05:39:35,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:39:48,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:40:08,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:40:10,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:40:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:40:14,670 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:40:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:40:14,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:14,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:14,673 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:14,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:40:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:23,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:26,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:40:26,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:31,211 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:40:31,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 05:40:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:40:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:40:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:40:38,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:38,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:38,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:38,633 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:38,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:40:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:47,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:40:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:40:50,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:40:50,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:40:53,727 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:40:53,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:40:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:40:55,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:40:55,055 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:40:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:40:55,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:40:55,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:40:55,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:40:55,060 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:40:55,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:41:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:03,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:07,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:41:07,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:41:10,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:41:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:41:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:41:11,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:41:11,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:11,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:11,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:11,369 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:11,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:41:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:20,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:24,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:41:24,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:41:26,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:41:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:41:28,260 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:41:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:41:28,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:28,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:28,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:28,264 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:28,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:41:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:37,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:40,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:41:40,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:41:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:41:43,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:41:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:41:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:41:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:41:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:41:44,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:41:44,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:44,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:41:44,969 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:41:44,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:41:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:54,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:41:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:41:58,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:41:58,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:00,915 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:42:00,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:42:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:42:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:42:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:42:02,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:02,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:02,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:02,261 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:02,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:42:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:11,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:15,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:42:15,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:42:17,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:42:19,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:19,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:42:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:42:19,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:42:19,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:19,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:19,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:19,179 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:19,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:42:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:29,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:33,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:42:33,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:42:36,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 05:42:37,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:42:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:42:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:42:37,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:37,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:37,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:37,541 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:37,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:42:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:47,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:51,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:42:51,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:42:54,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:42:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:42:56,192 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:42:56,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:42:56,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:56,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:56,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:56,195 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:56,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:43:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:07,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:10,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:43:10,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:43:13,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:43:15,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:15,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:43:15,364 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:43:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:43:15,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:15,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:15,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:15,366 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:15,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:43:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:26,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:29,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:43:29,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:43:32,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:43:34,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:34,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:43:34,171 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:43:34,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:43:34,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:34,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:34,174 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:34,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:43:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:45,134 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:43:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:43:48,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:43:48,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:43:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:43:51,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:43:52,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:43:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:43:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:43:52,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:52,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:52,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:43:52,870 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:43:52,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:44:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:04,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:07,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:44:07,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:44:10,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:44:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:44:12,172 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:44:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:44:12,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:12,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:12,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:12,175 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:12,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:44:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:23,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:27,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:44:27,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:30,189 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:44:30,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:44:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:44:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:44:31,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:44:31,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:31,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:31,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:31,597 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:31,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:44:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:43,700 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:44:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:44:47,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:44:47,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:44:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:44:50,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:44:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:44:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:44:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:44:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:44:51,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:44:51,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:44:51,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:44:51,636 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:44:51,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:45:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:03,357 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:06,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:45:06,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:09,844 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:45:09,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:45:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:45:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:45:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:45:11,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:11,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:11,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:11,296 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:11,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:45:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:23,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:27,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:45:27,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:30,244 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:45:30,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:45:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:31,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:45:31,724 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:45:31,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:45:31,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:31,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:31,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:31,727 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:31,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:45:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:44,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:48,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:45:48,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:50,885 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:45:50,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:45:52,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:52,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:45:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:45:52,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:45:52,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:52,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:52,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:52,371 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:52,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:46:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:04,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:08,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:46:08,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:46:11,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:46:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:13,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:46:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:46:13,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:46:13,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:13,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:13,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:13,289 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:13,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:46:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:26,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:29,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:29,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:46:29,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:46:32,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:46:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:33,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:46:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:46:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:46:33,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:33,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:33,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:33,946 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:33,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:46:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:46,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:50,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:46:50,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:46:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:46:53,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:46:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:46:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:46:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:46:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:46:54,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:46:54,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:46:54,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:46:54,568 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:46:54,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:47:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:07,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:11,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:47:11,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:47:13,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:47:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:47:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:47:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:47:15,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:15,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:15,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:15,010 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:15,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:47:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:27,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:31,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:47:31,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:47:33,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:47:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:47:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:47:34,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:47:34,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:34,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:34,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:34,918 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:34,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 05:47:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:47,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:47:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:47:51,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:47:51,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:47:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:47:53,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 05:47:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:47:54,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:47:54,974 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:47:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:47:54,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:47:54,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:47:54,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:47:54,977 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:47:54,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 05:48:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:07,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:11,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:48:11,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:48:13,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 05:48:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:48:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:48:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:48:14,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:14,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:14,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:14,965 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:14,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 05:48:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:27,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:31,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:48:31,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:48:34,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 05:48:35,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:48:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:48:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:48:35,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:35,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:35,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:35,346 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:35,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 05:48:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:48,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:48:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:48:51,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:48:51,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:48:54,184 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:48:54,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 05:48:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:48:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:48:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:48:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:48:55,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:48:55,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:48:55,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:48:55,500 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:48:55,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 05:49:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:09,002 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:49:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:12,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:49:12,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:49:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:49:14,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 05:49:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:49:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:49:16,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:49:16,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:16,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:49:16,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:49:16,092 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:49:16,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 05:49:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:29,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:49:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:32,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:49:32,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:49:34,970 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:49:35,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 05:49:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:49:36,273 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:49:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:49:36,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:36,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:49:36,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:49:36,276 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:49:36,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 05:49:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:49,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:49:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:49:52,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:49:52,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:49:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:49:54,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 05:49:56,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:49:56,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:49:56,197 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:49:56,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:49:56,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:49:56,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:49:56,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:49:56,199 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:49:56,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 05:50:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:09,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:12,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:50:12,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 05:50:15,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 05:50:16,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:16,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 192 states and 461 transitions. [2024-12-06 05:50:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 461 transitions. [2024-12-06 05:50:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 05:50:16,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:16,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:16,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:16,570 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:16,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5193f0cd-3581-4149-b3a9-c71ebca3f5e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process