./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9 --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 752492cf9ece07a339fa9c1a328626b19c929eb5baed3983ac296ba1326b9b8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:58:33,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:58:33,402 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:58:33,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:58:33,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:58:33,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:58:33,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:58:33,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:58:33,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:58:33,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:58:33,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:58:33,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:58:33,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:58:33,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:58:33,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:58:33,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:58:33,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:58:33,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:58:33,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:58:33,443 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:58:33,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:58:33,444 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:58:33,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:58:33,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:58:33,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:58:33,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:58:33,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:33,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:58:33,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:58:33,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:58:33,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:58:33,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:58:33,448 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:58:33,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752492cf9ece07a339fa9c1a328626b19c929eb5baed3983ac296ba1326b9b8f [2023-12-03 02:58:33,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:58:33,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:58:33,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:58:33,672 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:58:33,673 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:58:33,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i [2023-12-03 02:58:36,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:58:36,764 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:58:36,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i [2023-12-03 02:58:36,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/93653c5fe/c14b32214cdd444f891b3bd607bb181f/FLAGfad464852 [2023-12-03 02:58:36,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/93653c5fe/c14b32214cdd444f891b3bd607bb181f [2023-12-03 02:58:36,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:58:36,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:58:36,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:36,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:58:36,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:58:36,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:36" (1/1) ... [2023-12-03 02:58:36,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ad93f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:36, skipping insertion in model container [2023-12-03 02:58:36,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:36" (1/1) ... [2023-12-03 02:58:36,896 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:37,701 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2927) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-12-03 02:58:37,705 INFO L158 Benchmark]: Toolchain (without parser) took 893.72ms. Allocated memory is still 151.0MB. Free memory was 112.9MB in the beginning and 91.7MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:58:37,706 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:58:37,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.72ms. Allocated memory is still 151.0MB. Free memory was 112.7MB in the beginning and 91.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:58:37,708 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.72ms. Allocated memory is still 151.0MB. Free memory was 112.7MB in the beginning and 91.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. 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:610) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9 --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 752492cf9ece07a339fa9c1a328626b19c929eb5baed3983ac296ba1326b9b8f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:58:39,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:58:39,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:58:39,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:58:39,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:58:39,517 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:58:39,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:58:39,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:58:39,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:58:39,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:58:39,520 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:58:39,521 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:58:39,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:58:39,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:58:39,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:58:39,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:58:39,523 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:58:39,524 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:58:39,524 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:58:39,525 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:58:39,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:58:39,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:58:39,531 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:58:39,532 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:58:39,532 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:58:39,532 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:39,533 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:58:39,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:58:39,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:39,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:58:39,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:58:39,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:58:39,535 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:58:39,535 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:58:39,535 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:58:39,536 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:58:39,536 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:58:39,536 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 752492cf9ece07a339fa9c1a328626b19c929eb5baed3983ac296ba1326b9b8f [2023-12-03 02:58:39,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:58:39,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:58:39,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:58:39,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:58:39,854 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:58:39,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i [2023-12-03 02:58:42,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:58:43,013 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:58:43,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i [2023-12-03 02:58:43,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/1a6671854/8d10931aa7eb40708791874d88434dfe/FLAG144a5782b [2023-12-03 02:58:43,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/data/1a6671854/8d10931aa7eb40708791874d88434dfe [2023-12-03 02:58:43,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:58:43,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:58:43,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:43,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:58:43,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:58:43,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:43" (1/1) ... [2023-12-03 02:58:43,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3850d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:43, skipping insertion in model container [2023-12-03 02:58:43,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:58:43" (1/1) ... [2023-12-03 02:58:43,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:43,975 WARN L240 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_fa8fe285-a292-4e76-b7f8-4c9f591aea68/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 02:58:44,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:44,314 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:58:44,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:58:44,355 WARN L240 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_fa8fe285-a292-4e76-b7f8-4c9f591aea68/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 02:58:44,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:44,444 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:58:44,476 WARN L240 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_fa8fe285-a292-4e76-b7f8-4c9f591aea68/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_4_unsafe.c-amalgamation.i[71475,71488] [2023-12-03 02:58:44,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:58:44,815 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:58:44,815 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:58:44,815 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:58:44,815 WARN L675 CHandler]: The function activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:58:44,821 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:58:44,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44 WrapperNode [2023-12-03 02:58:44,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:58:44,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:44,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:58:44,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:58:44,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:44,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:44,969 INFO L138 Inliner]: procedures = 779, calls = 762, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1354 [2023-12-03 02:58:44,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:58:44,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:58:44,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:58:44,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:58:44,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:44,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:44,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:44,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:58:45,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:58:45,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:58:45,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:58:45,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:58:44" (1/1) ... [2023-12-03 02:58:45,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:58:45,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:58:45,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:58:45,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-03 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 02:58:45,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:58:45,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2023-12-03 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2023-12-03 02:58:45,186 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 02:58:45,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:58:45,187 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2023-12-03 02:58:45,187 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2023-12-03 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 02:58:45,188 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2023-12-03 02:58:45,188 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2023-12-03 02:58:45,417 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:58:45,419 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:59:49,997 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:59:51,171 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:59:51,171 INFO L309 CfgBuilder]: Removed 44 assume(true) statements. [2023-12-03 02:59:51,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:59:51 BoogieIcfgContainer [2023-12-03 02:59:51,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:59:51,174 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:59:51,174 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:59:51,183 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:59:51,183 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:59:51" (1/1) ... [2023-12-03 02:59:51,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:59:51,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:59:51,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2023-12-03 02:59:51,240 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2023-12-03 02:59:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 02:59:51,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:59:51,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:59:51,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:59:51,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:59:51,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:59:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:59:57,802 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:00,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 2898 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:00:00,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-03 03:00:01,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:00:11,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:14,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:16,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:20,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2023-12-03 03:00:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2023-12-03 03:00:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 03:00:20,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:20,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:20,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:20,277 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:20,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:00:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:26,861 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:29,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 2903 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:00:29,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:30,047 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-12-03 03:00:30,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:00:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2023-12-03 03:00:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2023-12-03 03:00:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 03:00:31,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:31,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:31,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:31,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:31,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:00:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:37,697 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:40,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 2907 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:00:40,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 03:00:40,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:00:42,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:42,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:42,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2023-12-03 03:00:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2023-12-03 03:00:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:00:42,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:42,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:42,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:42,749 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:42,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:00:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:49,047 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:00:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:51,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 2904 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:00:51,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:00:51,953 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 03:00:51,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:00:53,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:55,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:00:56,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2023-12-03 03:00:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2023-12-03 03:00:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 03:00:56,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:56,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:00:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:00:56,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:00:56,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:01:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:03,125 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:01:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:05,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 2931 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:01:05,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:01:05,975 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2023-12-03 03:01:06,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:01:09,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:01:12,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:01:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:01:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2023-12-03 03:01:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2023-12-03 03:01:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 03:01:12,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:01:12,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:01:12,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:01:12,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:01:12,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:01:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:19,455 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:01:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:21,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 2906 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:01:21,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:01:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 03:01:22,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:01:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:01:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2023-12-03 03:01:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2023-12-03 03:01:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:01:24,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:01:24,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:01:24,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:01:24,489 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:01:24,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 03:01:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:31,062 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:01:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:33,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 2946 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:01:33,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:01:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 03:01:34,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 03:01:35,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:01:38,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:01:39,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:01:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:01:42,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2023-12-03 03:01:42,652 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2023-12-03 03:01:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 03:01:42,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:01:42,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:01:42,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:01:42,656 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:01:42,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 03:01:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:49,335 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:01:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:01:51,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:01:51,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:01:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:01:52,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-12-03 03:01:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:01:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2023-12-03 03:01:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2023-12-03 03:01:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 03:01:55,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:01:55,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:01:55,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:01:55,493 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:01:55,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 03:02:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:02,037 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:02:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:04,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 2926 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:04,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2023-12-03 03:02:06,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 03:02:18,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:02:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:31,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:02:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:02:31,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:02:31,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:31,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:02:31,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:02:31,190 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:02:31,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 03:02:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:38,291 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:02:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:40,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:40,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:42,944 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:02:42,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 03:02:45,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:45,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:02:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:02:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:02:45,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:45,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:02:45,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:02:45,391 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:02:45,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 03:02:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:52,020 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:02:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:54,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:54,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:02:55,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 03:02:56,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:02:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:02:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:02:56,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:56,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:02:56,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:02:56,021 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:02:56,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 03:03:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:02,832 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:03:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:05,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:05,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:03:06,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 03:03:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:03:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:03:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:03:06,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:06,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:06,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:06,847 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:06,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 03:03:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:13,601 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:03:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:15,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:15,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:03:17,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 03:03:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:03:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:03:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:03:17,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:17,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:17,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:17,552 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:17,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 03:03:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:24,381 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:03:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:26,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:26,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:28,348 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:03:28,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 03:03:28,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:28,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:03:28,415 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:03:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:03:28,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:28,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:28,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:28,418 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:28,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 03:03:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:35,298 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:03:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:37,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:37,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:03:39,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2023-12-03 03:03:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2023-12-03 03:03:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2023-12-03 03:03:39,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-03 03:03:39,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:39,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:39,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:39,322 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:39,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 03:03:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:46,238 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:03:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:48,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 2910 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:48,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-12-03 03:03:49,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-03 03:03:53,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2023-12-03 03:03:53,888 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2023-12-03 03:03:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:03:53,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:53,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:53,891 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:53,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 03:04:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:00,967 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:03,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:04:03,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:04:04,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-03 03:04:07,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2023-12-03 03:04:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2023-12-03 03:04:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:04:07,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:07,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:07,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:07,763 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:07,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 03:04:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:14,691 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:17,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 2922 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:04:17,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-12-03 03:04:19,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 03:04:26,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:04:28,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:04:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 203 states and 491 transitions. [2023-12-03 03:04:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 491 transitions. [2023-12-03 03:04:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:04:31,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:31,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:31,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:31,459 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:31,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 03:04:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:38,811 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:41,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:04:41,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:04:42,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 03:04:43,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 203 states and 491 transitions. [2023-12-03 03:04:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 491 transitions. [2023-12-03 03:04:43,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 03:04:43,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:43,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:04:43,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:04:43,421 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:04:43,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 03:04:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:50,507 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:04:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:52,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:04:52,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-12-03 03:04:55,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 03:05:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:01,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 213 states and 519 transitions. [2023-12-03 03:05:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 519 transitions. [2023-12-03 03:05:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 03:05:01,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:01,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:01,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:05:01,705 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:05:01,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 03:05:09,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:09,090 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:05:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:11,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 2925 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:05:11,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:05:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-03 03:05:14,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 03:05:18,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:21,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 03:05:25,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:05:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:05:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:05:25,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:25,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:25,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:05:25,553 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:05:25,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 03:05:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:33,017 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:05:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:35,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:05:35,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:05:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:05:36,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 03:05:37,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:05:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:05:37,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:05:37,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:37,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:37,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:05:37,677 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:05:37,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 03:05:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:45,164 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:05:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:47,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:05:47,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:05:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:05:49,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-03 03:05:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:05:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:05:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:05:49,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:49,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:05:49,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:05:49,980 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:05:49,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 03:05:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:57,386 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:05:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:59,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:05:59,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:06:01,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 03:06:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:06:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:06:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:06:01,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:01,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:06:01,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:06:01,962 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:06:01,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 03:06:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:09,398 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:06:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:11,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:06:11,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:06:13,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-03 03:06:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:06:14,286 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:06:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:06:14,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:14,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:06:14,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:06:14,289 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:06:14,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 03:06:21,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:21,799 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:06:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:24,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:06:24,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:06:25,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 03:06:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:06:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:06:26,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:06:26,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:26,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:06:26,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:06:26,640 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:06:26,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 03:06:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:34,417 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:06:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:36,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:06:36,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:38,229 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:06:38,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2023-12-03 03:06:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:38,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:06:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:06:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:06:38,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:38,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:06:38,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:06:38,995 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:06:38,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-03 03:06:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:46,660 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:06:48,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:48,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:06:48,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:06:50,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-03 03:06:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:06:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:06:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:06:51,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:51,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:06:51,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:06:51,333 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:06:51,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-03 03:06:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:58,869 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:07:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:01,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:07:01,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:07:02,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-03 03:07:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:07:03,536 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:07:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:07:03,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:03,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:07:03,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:07:03,538 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:07:03,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-03 03:07:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:11,359 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:07:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:13,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:07:13,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:07:15,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2023-12-03 03:07:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:07:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:07:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:07:16,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:16,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:07:16,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:07:16,251 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:07:16,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-03 03:07:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:24,046 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:07:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:26,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:07:26,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:07:28,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-03 03:07:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:28,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:07:28,818 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:07:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:07:28,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:28,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:07:28,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:07:28,821 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:07:28,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-03 03:07:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:36,823 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:07:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:39,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:07:39,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:07:40,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2023-12-03 03:07:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:07:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:07:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:07:41,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:41,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:07:41,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:07:41,541 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:07:41,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-03 03:07:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:49,514 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:07:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:51,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:07:51,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:07:53,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-03 03:07:54,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:54,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:07:54,263 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:07:54,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:07:54,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:54,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:07:54,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:07:54,265 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:07:54,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-03 03:08:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:02,323 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:08:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:04,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:08:04,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:08:06,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2023-12-03 03:08:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:08:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:08:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:08:07,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:07,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:08:07,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:08:07,247 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:08:07,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-03 03:08:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:15,188 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:08:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:17,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:08:17,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:08:19,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-03 03:08:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:08:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:08:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:08:20,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:20,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:08:20,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:08:20,042 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:08:20,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-03 03:08:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:28,104 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:08:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:30,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:08:30,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:08:32,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-03 03:08:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:08:32,764 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:08:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:08:32,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:32,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:08:32,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:08:32,766 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:08:32,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-03 03:08:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:40,687 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:08:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:43,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:08:43,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:08:44,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-03 03:08:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:08:45,422 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:08:45,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:08:45,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:45,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:08:45,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:08:45,424 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:08:45,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-03 03:08:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:53,452 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:08:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:55,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:08:55,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:57,559 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:08:57,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2023-12-03 03:08:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:58,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:08:58,332 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:08:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:08:58,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:58,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:08:58,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:08:58,334 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:08:58,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-03 03:09:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:06,198 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:09:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:08,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:09:08,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:09:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:09:10,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-03 03:09:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:09:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:09:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:09:11,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:11,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:09:11,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:09:11,004 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:09:11,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-03 03:09:19,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:19,426 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:09:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:21,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:09:21,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:09:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:09:23,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2023-12-03 03:09:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:09:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:09:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:09:24,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:24,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:09:24,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:09:24,170 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:09:24,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-03 03:09:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:32,945 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:09:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:35,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:09:35,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:09:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:09:37,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-03 03:09:37,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:37,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:09:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:09:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:09:37,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:37,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:09:37,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:09:37,848 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:09:37,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-03 03:09:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:46,399 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:09:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:48,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:09:48,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:09:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:09:50,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2023-12-03 03:09:51,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:09:51,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:09:51,298 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:09:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:09:51,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:09:51,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:09:51,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:09:51,301 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:09:51,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-03 03:09:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:09:59,792 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:02,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:02,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:10:04,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2023-12-03 03:10:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:10:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:10:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:10:04,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:04,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:04,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:04,799 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:04,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-03 03:10:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:13,631 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:16,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:16,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:17,690 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:10:17,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2023-12-03 03:10:18,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:10:18,464 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:10:18,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:10:18,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:18,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:18,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:18,467 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:18,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-03 03:10:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:27,448 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:29,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:29,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:31,672 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:10:31,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-03 03:10:32,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:10:32,489 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:10:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:10:32,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:32,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:32,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:32,492 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:32,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-03 03:10:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:41,255 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:43,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:43,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:10:45,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2023-12-03 03:10:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:10:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:10:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:10:46,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:46,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:46,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:46,144 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:46,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-03 03:10:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:54,955 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:10:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:57,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:10:57,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:58,846 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:10:58,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-03 03:10:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:10:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:10:59,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:10:59,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:59,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:10:59,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:10:59,641 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:10:59,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-03 03:11:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:08,739 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:11,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:11,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:11:12,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-03 03:11:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:13,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:11:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:11:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:11:13,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:13,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:13,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:13,591 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:13,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-03 03:11:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:22,559 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:25,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:25,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:26,947 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:11:27,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-03 03:11:27,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:11:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:11:27,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:11:27,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:27,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:27,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:27,756 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:27,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-03 03:11:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:36,880 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:39,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:39,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:11:41,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2023-12-03 03:11:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:11:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:11:42,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:11:42,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:42,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:42,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:42,331 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:42,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-03 03:11:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:52,099 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:11:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:54,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:11:54,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:11:56,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2023-12-03 03:11:56,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:11:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:11:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:11:56,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:56,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:11:56,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:11:56,972 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:11:56,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-03 03:12:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:06,288 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:12:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:08,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:08,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:12:10,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2023-12-03 03:12:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:12:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:12:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:12:11,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:11,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:12:11,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:12:11,166 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:12:11,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-03 03:12:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:20,515 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:12:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:22,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:22,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:24,528 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:12:24,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2023-12-03 03:12:25,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:25,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:12:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:12:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:12:25,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:25,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:12:25,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:12:25,378 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:12:25,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2023-12-03 03:12:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:34,363 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:12:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:36,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:36,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:12:38,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2023-12-03 03:12:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:12:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:12:39,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:12:39,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:39,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:12:39,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:12:39,163 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:12:39,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2023-12-03 03:12:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:48,597 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:12:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:50,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:12:50,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2023-12-03 03:12:52,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2023-12-03 03:12:53,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:53,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 221 states and 546 transitions. [2023-12-03 03:12:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 546 transitions. [2023-12-03 03:12:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-03 03:12:53,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:53,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:12:53,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:12:53,352 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:12:53,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa8fe285-a292-4e76-b7f8-4c9f591aea68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2023-12-03 03:13:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:02,745 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:05,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 2928 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:13:05,167 INFO L285 TraceCheckSpWp]: Computing forward predicates...