./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk --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 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:38:58,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:38:58,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:38:58,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:38:58,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:38:59,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:38:59,024 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:38:59,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:38:59,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:38:59,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:38:59,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:38:59,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:38:59,030 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:38:59,031 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:38:59,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:38:59,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:38:59,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:38:59,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:38:59,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:38:59,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:38:59,037 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:38:59,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:38:59,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:38:59,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:38:59,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:38:59,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:38:59,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:38:59,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:38:59,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:38:59,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:38:59,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:38:59,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:38:59,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:38:59,045 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_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7 [2024-11-08 19:38:59,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:38:59,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:38:59,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:38:59,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:38:59,375 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:38:59,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i Unable to find full path for "g++" [2024-11-08 19:39:01,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:39:01,653 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:39:01,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i [2024-11-08 19:39:01,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/87ff151ff/92086c1577264828a4ac99e7519fd187/FLAGe7bada419 [2024-11-08 19:39:01,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/87ff151ff/92086c1577264828a4ac99e7519fd187 [2024-11-08 19:39:01,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:39:01,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:39:01,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:01,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:39:01,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:39:01,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:01" (1/1) ... [2024-11-08 19:39:01,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6780775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:01, skipping insertion in model container [2024-11-08 19:39:01,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:01" (1/1) ... [2024-11-08 19:39:01,727 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:39:01,946 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927] [2024-11-08 19:39:01,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:02,022 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:39:02,037 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927] [2024-11-08 19:39:02,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:02,102 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:39:02,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02 WrapperNode [2024-11-08 19:39:02,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:02,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:02,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:39:02,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:39:02,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,151 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 77 [2024-11-08 19:39:02,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:02,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:39:02,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:39:02,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:39:02,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:39:02,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:39:02,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:39:02,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:39:02,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:02,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:39:02,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:39:02,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:39:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:39:02,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:39:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:39:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:39:02,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:39:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:39:02,373 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:39:02,375 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:39:02,548 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 19:39:02,548 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:39:02,691 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:39:02,691 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:39:02,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:02 BoogieIcfgContainer [2024-11-08 19:39:02,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:39:02,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:39:02,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:39:02,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:39:02,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:02" (1/1) ... [2024-11-08 19:39:02,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:39:02,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:39:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:39:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:02,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:02,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:39:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:03,030 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:39:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:03,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:39:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:39:03,467 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:39:03,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:39:03 ImpRootNode [2024-11-08 19:39:03,525 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:39:03,526 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:39:03,526 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:39:03,527 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:39:03,527 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:02" (3/4) ... [2024-11-08 19:39:03,531 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:39:03,532 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:39:03,534 INFO L158 Benchmark]: Toolchain (without parser) took 1845.06ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 93.7MB in the beginning and 125.5MB in the end (delta: -31.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,534 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:39:03,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.14ms. Allocated memory is still 132.1MB. Free memory was 93.4MB in the beginning and 80.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.66ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 78.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,537 INFO L158 Benchmark]: Boogie Preprocessor took 41.74ms. Allocated memory is still 132.1MB. Free memory was 78.4MB in the beginning and 76.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,538 INFO L158 Benchmark]: RCFGBuilder took 493.57ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 76.9MB in the beginning and 153.9MB in the end (delta: -77.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,539 INFO L158 Benchmark]: CodeCheck took 832.81ms. Allocated memory is still 184.5MB. Free memory was 153.9MB in the beginning and 126.3MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,540 INFO L158 Benchmark]: Witness Printer took 6.59ms. Allocated memory is still 184.5MB. Free memory was 126.3MB in the beginning and 125.5MB in the end (delta: 826.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:39:03,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 38, overapproximation of someUnaryFLOAToperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 9.8; [L23] float var_1_2 = 10.375; [L24] float var_1_4 = 256.2; [L25] unsigned long int var_1_5 = 8; [L26] unsigned long int var_1_6 = 3674304896; [L27] unsigned long int var_1_7 = 8; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 0; [L30] signed short int var_1_10 = -25; [L31] signed short int var_1_11 = -5; [L67] isInitial = 1 [L68] FCALL initially() [L69] COND TRUE 1 [L70] FCALL updateLastVariables() [L71] CALL updateVariables() [L43] var_1_2 = __VERIFIER_nondet_float() [L44] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_4=1281/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0] [L45] var_1_4 = __VERIFIER_nondet_float() [L46] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=3674304896, var_1_7=8, var_1_8=0, var_1_9=0] [L47] var_1_6 = __VERIFIER_nondet_ulong() [L48] CALL assume_abort_if_not(var_1_6 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=8, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_6 >= 2147483647) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=8, var_1_8=0, var_1_9=0] [L49] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=8, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=8, var_1_8=0, var_1_9=0] [L50] var_1_7 = __VERIFIER_nondet_ulong() [L51] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_8=0, var_1_9=0] [L52] CALL assume_abort_if_not(var_1_7 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_7 <= 4294967294) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L53] var_1_9 = __VERIFIER_nondet_uchar() [L54] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0] [L55] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=-5, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L56] var_1_11 = __VERIFIER_nondet_short() [L57] CALL assume_abort_if_not(var_1_11 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=0, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_11 >= -32767) VAL [isInitial=1, var_1_10=-25, var_1_11=0, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L58] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=0, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=-25, var_1_11=0, var_1_1=49/5, var_1_5=8, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L71] RET updateVariables() [L72] CALL step() [L35] var_1_5 = (((((var_1_6 - 500u)) < (var_1_7)) ? ((var_1_6 - 500u)) : (var_1_7))) [L36] var_1_8 = var_1_9 [L37] var_1_10 = var_1_11 [L38] COND TRUE (var_1_2 <= 8.75f) || var_1_8 [L39] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L72] RET step() [L73] CALL, EXPR property() [L63-L64] return (((((var_1_2 <= 8.75f) || var_1_8) ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) && (var_1_5 == ((unsigned long int) (((((var_1_6 - 500u)) < (var_1_7)) ? ((var_1_6 - 500u)) : (var_1_7)))))) && (var_1_8 == ((unsigned char) var_1_9))) && (var_1_10 == ((signed short int) var_1_11)) ; [L73] RET, EXPR property() [L73] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=49/5, var_1_4=0, var_1_5=0, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_1=49/5, var_1_4=0, var_1_5=0, var_1_6=2147483647, var_1_7=0, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.14ms. Allocated memory is still 132.1MB. Free memory was 93.4MB in the beginning and 80.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.66ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 78.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.74ms. Allocated memory is still 132.1MB. Free memory was 78.4MB in the beginning and 76.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.57ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 76.9MB in the beginning and 153.9MB in the end (delta: -77.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 832.81ms. Allocated memory is still 184.5MB. Free memory was 153.9MB in the beginning and 126.3MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 6.59ms. Allocated memory is still 184.5MB. Free memory was 126.3MB in the beginning and 125.5MB in the end (delta: 826.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:39:03,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk --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 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:39:06,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:39:06,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:39:06,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:39:06,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:39:06,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:39:06,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:39:06,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:39:06,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:39:06,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:39:06,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:39:06,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:39:06,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:39:06,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:39:06,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:39:06,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:39:06,246 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:39:06,246 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:39:06,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:39:06,247 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:39:06,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:39:06,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:39:06,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:39:06,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:39:06,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:39:06,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:39:06,253 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:06,254 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:39:06,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:39:06,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:06,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:39:06,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:39:06,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:39:06,255 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:39:06,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:06,256 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:39:06,256 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_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02ce82ba0ace3f5b040163bfedd713ab4e5a143077898ba922a6491fc85c9af7 [2024-11-08 19:39:06,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:39:06,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:39:06,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:39:06,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:39:06,752 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:39:06,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i Unable to find full path for "g++" [2024-11-08 19:39:08,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:39:09,124 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:39:09,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i [2024-11-08 19:39:09,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/fd0b3a729/f91fe371199341158a7bea757c03105b/FLAGcf11101dd [2024-11-08 19:39:09,154 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/data/fd0b3a729/f91fe371199341158a7bea757c03105b [2024-11-08 19:39:09,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:39:09,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:39:09,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:09,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:39:09,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:39:09,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226fbc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09, skipping insertion in model container [2024-11-08 19:39:09,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:39:09,446 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927] [2024-11-08 19:39:09,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:09,522 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:39:09,541 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-1.i[914,927] [2024-11-08 19:39:09,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:39:09,614 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:39:09,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09 WrapperNode [2024-11-08 19:39:09,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:39:09,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:09,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:39:09,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:39:09,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,677 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-08 19:39:09,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:39:09,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:39:09,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:39:09,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:39:09,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:39:09,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:39:09,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:39:09,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:39:09,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:39:09" (1/1) ... [2024-11-08 19:39:09,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:09,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:39:09,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:39:09,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:39:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:39:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:39:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:39:09,812 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:39:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:39:09,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:39:09,907 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:39:09,910 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:39:10,182 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 19:39:10,183 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:39:10,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:39:10,310 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:39:10,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:10 BoogieIcfgContainer [2024-11-08 19:39:10,310 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:39:10,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:39:10,314 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:39:10,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:39:10,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:39:10" (1/1) ... [2024-11-08 19:39:10,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:39:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 19:39:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 19:39:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:10,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:10,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:10,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:10,424 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:10,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:39:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:11,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:11,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:39:11,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:18,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:39:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 44 states and 82 transitions. [2024-11-08 19:39:19,713 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2024-11-08 19:39:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:19,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:19,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:19,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:19,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:19,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:39:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:20,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:20,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:39:20,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:24,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:39:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 44 states and 82 transitions. [2024-11-08 19:39:24,682 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2024-11-08 19:39:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:24,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:24,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:24,688 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:24,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:39:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:25,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:25,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:25,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:29,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:39:29,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:29,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-08 19:39:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-08 19:39:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:29,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:29,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:29,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:29,934 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:29,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:39:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:30,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:30,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:30,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:30,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:33,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:39:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2024-11-08 19:39:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2024-11-08 19:39:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:35,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:35,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:35,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:35,356 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:35,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:39:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:35,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:35,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:35,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:39,247 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:39,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:39:39,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:39,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:39,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:39,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:39,755 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:39,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:39:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:40,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:40,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:40,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:43,631 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:43,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:43,663 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:43,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:43,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:43,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:43,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:43,668 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:43,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:39:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:44,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:44,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:44,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:47,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:47,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:47,666 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:47,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:47,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:47,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:47,671 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:47,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:39:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:48,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:48,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:39:48,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:51,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:51,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:51,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:51,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:51,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:51,096 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:51,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 19:39:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:51,533 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:51,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:39:51,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:54,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 19:39:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:54,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:54,777 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:54,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:54,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:54,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:54,785 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:54,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 19:39:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:55,214 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:55,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:39:55,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:39:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:39:58,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 19:39:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:39:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:39:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:39:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:39:58,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:39:58,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:39:58,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:39:58,540 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:39:58,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 19:39:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:58,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:39:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:39:58,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:39:58,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:01,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:01,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:01,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:01,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:01,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:01,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:01,803 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:01,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 19:40:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:02,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:02,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:02,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:05,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 19:40:05,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:05,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:05,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:05,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:05,556 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:05,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 19:40:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:06,021 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:06,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:06,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:08,952 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:08,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 19:40:08,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:08,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:08,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:08,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:08,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:08,995 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:08,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 19:40:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:09,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:09,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:09,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:12,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 19:40:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:12,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:12,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:12,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:12,269 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:12,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 19:40:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:12,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:12,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:12,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:15,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 19:40:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:15,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:15,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:15,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:15,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:15,673 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:15,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 19:40:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:16,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:16,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:16,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:19,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:19,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:19,448 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:19,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:19,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:19,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:19,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:19,452 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:19,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 19:40:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:19,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:19,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:19,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:19,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:23,212 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:23,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 19:40:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:23,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:23,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:23,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:23,243 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:23,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 19:40:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:23,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:23,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:23,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:26,865 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:40:26,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 19:40:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:26,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:26,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:26,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:26,891 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:26,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 19:40:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:27,460 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:27,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:27,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:30,346 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:30,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:30,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:30,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:30,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:30,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:30,381 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:30,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 19:40:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:30,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:30,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:30,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:34,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:34,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:34,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:34,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:34,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:34,071 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:34,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 19:40:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:34,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:34,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:34,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:37,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-08 19:40:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:37,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:37,647 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:37,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:37,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:37,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:37,650 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:37,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 19:40:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:38,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:38,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:38,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:41,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:41,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:41,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:41,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:41,519 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:41,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 19:40:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:41,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:41,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:41,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:45,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:45,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:45,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:45,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:45,657 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:45,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 19:40:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:46,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:46,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:46,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:49,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:49,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:49,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:49,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:49,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:49,383 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:49,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 19:40:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:49,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:49,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:49,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:53,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:53,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:53,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:53,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:53,249 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:53,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 19:40:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:53,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:53,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:40:53,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:57,087 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:40:57,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-08 19:40:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:40:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:40:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:40:57,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:57,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:57,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:57,109 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:57,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 19:40:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:57,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:57,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:40:57,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:00,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:00,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:00,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:00,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:00,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:00,731 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:00,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 19:41:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:01,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:01,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:01,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:04,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:04,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:04,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:04,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:04,459 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:04,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 19:41:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:04,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:04,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:04,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:08,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-08 19:41:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:08,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:08,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:08,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:08,194 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:08,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 19:41:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:08,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:08,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:08,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:12,272 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:12,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:12,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:12,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:12,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:12,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:12,295 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:12,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 19:41:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:12,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:12,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:12,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:16,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-08 19:41:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:16,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:16,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:16,190 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:16,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 19:41:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:16,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:16,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:16,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:19,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-08 19:41:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:19,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:19,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:19,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:19,970 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:19,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 19:41:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:20,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:20,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:20,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:23,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-08 19:41:23,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:23,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:23,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:23,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:23,936 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:23,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 19:41:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:24,397 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:24,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:24,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:27,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:27,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:27,785 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:27,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:27,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:27,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:27,786 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:27,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 19:41:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:28,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:28,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:28,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:31,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:31,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:31,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:31,254 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:31,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 19:41:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:31,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:31,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:31,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:35,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:35,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:35,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:35,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:35,191 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:35,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 19:41:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:35,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:35,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:35,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:38,703 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:38,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:38,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:38,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:38,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:38,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:38,722 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:38,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 19:41:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:39,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:39,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:39,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:42,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-08 19:41:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:42,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:42,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:42,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:42,108 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:42,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 19:41:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:42,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:42,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:42,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:45,915 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:45,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:45,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:45,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:45,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:45,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:45,939 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:45,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 19:41:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:46,335 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:46,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:46,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:49,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-08 19:41:49,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:49,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:49,512 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:49,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:49,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:49,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:49,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:49,516 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:49,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 19:41:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:49,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:49,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:41:49,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:53,567 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:53,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 19:41:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:53,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:53,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:53,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:53,589 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:53,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 19:41:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:54,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:54,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:41:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:41:57,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-08 19:41:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:41:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:41:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:41:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:41:57,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:41:57,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:57,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:41:57,105 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:41:57,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 19:41:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:57,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:41:57,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:41:57,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:41:57,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:00,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:00,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:00,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:00,773 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:00,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:00,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:00,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:00,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:00,776 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:00,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-08 19:42:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:01,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:01,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:42:01,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:04,599 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:04,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:04,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:04,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:04,621 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:04,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:04,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:04,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:04,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:04,625 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:04,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-08 19:42:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:05,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:05,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:05,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:08,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-08 19:42:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:08,681 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:08,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:08,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:08,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:08,683 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:08,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-08 19:42:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:09,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:09,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:09,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:12,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:12,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:12,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:12,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:12,920 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:12,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-08 19:42:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:13,388 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:13,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:13,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:16,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-08 19:42:16,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:16,993 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:16,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:16,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:16,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:16,997 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:16,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-08 19:42:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:17,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:17,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:42:17,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:20,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:20,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:20,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:20,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:20,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:20,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:20,643 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:20,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-08 19:42:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:21,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:21,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:42:21,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:24,439 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:24,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-08 19:42:24,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:24,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:24,464 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:24,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:24,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:24,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:24,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:24,466 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:24,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-08 19:42:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:24,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:24,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:42:24,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:28,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-08 19:42:28,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:28,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:28,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:28,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:28,126 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:28,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-08 19:42:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:28,608 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:28,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:28,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:32,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-08 19:42:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:32,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:32,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:32,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:32,468 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:32,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-08 19:42:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:33,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:33,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:33,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:36,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:36,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:36,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:36,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:36,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:36,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:36,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:36,638 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:36,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-08 19:42:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:37,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:37,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:37,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:40,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:40,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:40,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:40,671 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:40,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:40,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:40,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:40,672 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:40,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-08 19:42:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:41,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:41,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:41,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:44,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:44,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:44,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:44,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:44,572 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:44,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-08 19:42:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:44,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:45,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:42:45,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:47,874 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:47,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:47,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:47,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:47,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:47,895 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:47,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-08 19:42:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:48,325 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:48,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:48,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:51,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-08 19:42:51,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:51,658 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:51,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:51,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:51,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:51,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:51,660 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:51,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-08 19:42:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:52,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:52,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:52,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:55,765 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:55,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-08 19:42:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:55,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:55,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:55,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:55,787 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:55,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-08 19:42:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:56,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:42:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:56,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:42:56,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:42:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:42:59,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-08 19:42:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:59,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:42:59,664 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:42:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:42:59,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:59,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:42:59,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:42:59,666 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:42:59,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-08 19:43:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:00,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:00,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:00,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:03,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:03,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:03,402 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:03,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:03,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:03,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:03,404 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:03,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-08 19:43:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:03,873 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:03,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:03,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:06,995 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:06,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-08 19:43:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:07,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:07,014 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:07,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:07,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:07,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:07,018 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:07,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-08 19:43:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:07,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:07,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:07,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:11,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:11,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:11,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:11,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:11,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:11,261 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:11,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-08 19:43:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:11,736 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:11,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:11,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:14,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:14,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:14,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:14,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:14,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:14,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:14,923 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:14,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-08 19:43:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:15,388 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:15,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:15,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:15,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:18,424 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:18,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-08 19:43:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:18,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:18,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:18,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:18,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:18,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:18,452 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:18,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-08 19:43:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:18,913 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:18,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:18,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:22,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-08 19:43:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:22,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:22,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:22,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:22,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:22,064 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:22,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-08 19:43:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:22,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:22,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:22,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:25,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-08 19:43:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:25,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:25,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:25,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:25,736 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:25,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-08 19:43:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:26,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:26,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:26,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:29,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-08 19:43:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:29,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:29,782 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:29,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:29,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:29,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:29,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:29,784 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:29,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-08 19:43:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:30,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:30,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:30,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:33,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-08 19:43:33,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:33,262 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:33,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:33,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:33,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:33,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:33,263 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:33,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-08 19:43:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:33,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:33,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:33,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:37,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:37,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:37,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:37,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:37,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:37,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:37,027 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:37,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-08 19:43:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:37,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:37,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:37,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:40,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-08 19:43:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:40,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:40,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:40,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:40,881 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:40,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-08 19:43:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:41,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:41,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:41,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:44,899 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:44,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:44,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:44,916 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:44,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:44,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:44,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:44,918 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:44,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-08 19:43:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:45,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:45,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:45,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:48,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:48,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:48,793 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:48,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:48,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:48,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:48,797 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:48,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-08 19:43:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:49,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:49,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:49,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:52,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:52,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:52,414 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:52,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:52,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:52,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:52,418 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:52,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-08 19:43:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:52,942 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:52,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:43:52,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:56,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-08 19:43:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:56,142 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:56,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:56,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:56,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:56,146 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:56,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-08 19:43:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:56,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:43:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:56,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:43:56,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:43:59,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2024-11-08 19:43:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:43:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:43:59,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:43:59,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:59,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:43:59,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:43:59,996 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:43:59,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-08 19:44:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:00,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:00,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:00,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:03,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:03,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:03,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:03,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:03,859 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:03,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-08 19:44:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:04,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:04,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:04,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:07,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-11-08 19:44:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:07,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:07,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:07,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:07,674 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:07,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-08 19:44:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:08,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:08,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:08,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:10,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:10,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:10,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:10,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:10,901 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:10,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-08 19:44:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:11,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:11,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:11,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:14,417 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:14,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:14,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:14,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:14,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:14,438 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:14,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-08 19:44:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:14,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:14,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:14,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:18,362 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:18,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:18,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:18,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:18,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:18,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:18,383 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:18,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-08 19:44:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:18,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:18,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:18,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:22,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-08 19:44:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:22,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:22,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:22,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:22,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:22,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:22,639 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:22,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-08 19:44:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:23,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:23,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:23,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:26,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:26,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:26,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:26,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:26,843 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:26,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-08 19:44:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:27,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:27,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:27,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:30,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:30,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:30,525 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:30,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:30,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:30,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:30,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:30,528 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:30,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-08 19:44:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:30,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:30,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:30,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:34,284 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:34,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:34,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:34,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:34,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:34,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:34,303 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:34,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-08 19:44:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:34,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:34,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:34,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:37,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:37,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:37,720 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:37,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:37,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:37,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:37,723 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:37,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-08 19:44:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:38,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:38,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:38,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:41,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-08 19:44:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:41,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:41,502 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:41,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:41,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:41,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:41,505 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:41,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-08 19:44:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:41,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:41,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:41,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:45,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:45,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:45,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:45,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:45,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:45,350 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:45,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-08 19:44:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:45,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:45,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:45,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:49,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:49,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:49,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:49,354 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:49,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:49,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:49,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:49,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:49,356 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:49,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-08 19:44:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:49,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:49,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:49,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:52,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-08 19:44:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:52,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:52,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:52,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:52,851 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:52,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-08 19:44:53,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:53,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:53,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:44:53,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:55,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-08 19:44:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:56,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:56,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:56,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:56,011 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:56,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-08 19:44:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:56,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:44:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:56,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:44:56,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:44:59,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0 [2024-11-08 19:44:59,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:44:59,713 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:44:59,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:44:59,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:59,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:44:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:44:59,714 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:44:59,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-08 19:45:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:00,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:00,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:00,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:03,475 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:03,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:03,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:03,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:03,490 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:03,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:03,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:03,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:03,493 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:03,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-08 19:45:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:03,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:03,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:03,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:07,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-08 19:45:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:07,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:07,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:07,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:07,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:07,257 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:07,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-08 19:45:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:07,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:07,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:07,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:11,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-08 19:45:11,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:11,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:11,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:11,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:11,245 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:11,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-08 19:45:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:11,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:11,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:11,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:15,232 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:15,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-08 19:45:15,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:15,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:15,250 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:15,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:15,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:15,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:15,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:15,253 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:15,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-08 19:45:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:15,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:15,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:15,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:18,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-08 19:45:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:18,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:18,719 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:18,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:18,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:18,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:18,721 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:18,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-08 19:45:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:19,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:19,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:19,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:22,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-08 19:45:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:22,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:22,335 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:22,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:22,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:22,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:22,338 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:22,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-08 19:45:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:22,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:22,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:22,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:25,733 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:25,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-08 19:45:25,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:25,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:25,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:25,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:25,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:25,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:25,752 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:25,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-08 19:45:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:26,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:26,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:26,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:28,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:28,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:28,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:28,997 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:28,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:28,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:28,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:28,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:28,999 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:29,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-08 19:45:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:29,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:29,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:29,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:32,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:32,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:32,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:32,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:32,107 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:32,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-08 19:45:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:32,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:32,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:32,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:35,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:35,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:35,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:35,390 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:35,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:35,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:35,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:35,393 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:35,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-08 19:45:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:35,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:35,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:35,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:38,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-11-08 19:45:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:38,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:38,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:38,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:38,990 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:38,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-08 19:45:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:39,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:39,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:39,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:42,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-08 19:45:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:42,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:42,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:42,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:42,690 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:42,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-08 19:45:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:43,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:43,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:43,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:46,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:46,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:46,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:46,356 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:46,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-08 19:45:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:46,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:46,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:46,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:50,397 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:50,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-08 19:45:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:50,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:50,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:50,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:50,422 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:50,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-08 19:45:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:50,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:50,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:45:50,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:54,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-08 19:45:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:54,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:54,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:54,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:54,663 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:54,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-08 19:45:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:55,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:55,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:55,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:55,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:45:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:45:57,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-08 19:45:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:45:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:45:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:45:57,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:57,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:45:57,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:45:57,913 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:45:57,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-08 19:45:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:58,307 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:45:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:58,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:45:58,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:01,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:01,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:01,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:01,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:01,161 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:01,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-08 19:46:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:01,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:01,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:01,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:04,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-08 19:46:04,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:04,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:04,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:04,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:04,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:04,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:04,864 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:04,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-08 19:46:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:05,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:05,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:05,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:08,254 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:08,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:08,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:08,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:08,269 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:08,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:08,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:08,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:08,272 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:08,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-08 19:46:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:08,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:08,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:08,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:11,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-11-08 19:46:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:11,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:11,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:11,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:11,768 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:11,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-08 19:46:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:12,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:12,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:12,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:15,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-08 19:46:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:15,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:15,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:15,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:15,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:15,090 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:15,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-08 19:46:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:15,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:15,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:15,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:18,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:18,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:18,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:18,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:18,268 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:18,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-08 19:46:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:18,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:18,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:18,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:21,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:21,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:21,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:21,938 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:21,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:21,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:21,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:21,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:21,939 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:21,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-08 19:46:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:22,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:22,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:22,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:25,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:25,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:25,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:25,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:25,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:25,539 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:25,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-08 19:46:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:25,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:25,989 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:25,990 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:29,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-08 19:46:29,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:29,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:29,215 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:29,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:29,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:29,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:29,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:29,216 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:29,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-08 19:46:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:29,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:29,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:29,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:32,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-08 19:46:32,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:32,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:32,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:32,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:32,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:32,715 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:32,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-08 19:46:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:33,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:33,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:33,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:36,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-11-08 19:46:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:36,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:36,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:36,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:36,508 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:36,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-08 19:46:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:36,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:36,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:36,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:40,236 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:40,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-08 19:46:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:40,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:40,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:40,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:40,259 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:40,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-08 19:46:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:40,641 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:40,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:40,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:43,707 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:43,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-11-08 19:46:43,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:43,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:43,724 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:43,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:43,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:43,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:43,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:43,725 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:43,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-08 19:46:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:44,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:44,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:44,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:46,991 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:46,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-08 19:46:47,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:47,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:47,009 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:47,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:47,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:47,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:47,010 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:47,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-08 19:46:47,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:47,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:47,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:47,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:50,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-11-08 19:46:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:50,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:50,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:50,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:50,383 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:50,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-08 19:46:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:50,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:50,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:50,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:54,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-11-08 19:46:54,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:54,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:54,152 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:54,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:54,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:54,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:54,153 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:54,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-08 19:46:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:54,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:54,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:46:54,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:46:57,802 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:46:57,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-11-08 19:46:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:46:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:46:57,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:46:57,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:57,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:57,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:57,818 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:57,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-08 19:46:58,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:58,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:46:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:58,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:46:58,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:01,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:01,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:01,122 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:01,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:01,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:01,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:01,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:01,123 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:01,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-08 19:47:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:01,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:01,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:01,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:04,867 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:04,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:04,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:04,882 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:04,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:04,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:04,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:04,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:04,885 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:04,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-08 19:47:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:05,274 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:05,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:05,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:08,433 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:08,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:08,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:08,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:08,451 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:08,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:08,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:08,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:08,453 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:08,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-08 19:47:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:08,854 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:08,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:08,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:11,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-11-08 19:47:11,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:11,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:11,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:11,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:11,683 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:11,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-08 19:47:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:12,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:15,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-08 19:47:15,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:15,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:15,358 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:15,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:15,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:15,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:15,362 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:15,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-08 19:47:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:15,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:15,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:15,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:18,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-08 19:47:18,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:18,779 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:18,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:18,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:18,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:18,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:18,783 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:18,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-08 19:47:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:19,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:19,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:19,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:22,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:22,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:22,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:22,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:22,357 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:22,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-08 19:47:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:22,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:22,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:22,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:25,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-11-08 19:47:25,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:25,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:25,619 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:25,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:25,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:25,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:25,620 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:25,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-08 19:47:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:25,999 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:26,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:26,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:29,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:29,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:29,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:29,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:29,443 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:29,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-08 19:47:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:29,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:29,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:29,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:33,430 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:33,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-11-08 19:47:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:33,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:33,447 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:33,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:33,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:33,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:33,448 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:33,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-08 19:47:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:33,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:33,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:33,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:36,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:36,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:36,632 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:36,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:36,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:36,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:36,634 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:36,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-08 19:47:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:37,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:37,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:37,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:40,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:40,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:40,115 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:40,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-08 19:47:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:40,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:40,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:40,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:43,302 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:43,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:43,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:43,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:43,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:43,318 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:43,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-08 19:47:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:43,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:43,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:43,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:46,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:46,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:46,439 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:46,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:46,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:46,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:46,440 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:46,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-08 19:47:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:46,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:46,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:46,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:50,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-08 19:47:50,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:50,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:50,014 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:50,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:50,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:50,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:50,015 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:50,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-08 19:47:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:47:50,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:53,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-08 19:47:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:53,687 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:53,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:53,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,690 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-08 19:47:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:54,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:54,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:54,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:47:57,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:57,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:47:57,246 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:47:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:57,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:57,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:57,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:57,249 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:57,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-08 19:47:57,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:57,650 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:57,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:47:57,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:00,535 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:00,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:00,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:00,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:00,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:00,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:00,551 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:00,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-08 19:48:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:00,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:00,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:00,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:03,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:03,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:03,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:03,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:03,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:03,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:03,991 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:03,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-08 19:48:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:04,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:04,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:04,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:07,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:07,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:07,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:07,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:07,878 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:07,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-08 19:48:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:08,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:08,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:08,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:11,058 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:11,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:11,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:11,073 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:11,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:11,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:11,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:11,074 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:11,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-08 19:48:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:11,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:11,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:11,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:14,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:14,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:14,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:14,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:14,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:14,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:14,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:14,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:14,767 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:14,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-08 19:48:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:15,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:15,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:15,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:17,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:17,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:17,962 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:17,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:17,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:17,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:17,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:17,963 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:17,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-08 19:48:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:18,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:18,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:18,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:21,242 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:21,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:21,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:21,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:21,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:21,260 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:21,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-08 19:48:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:21,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:21,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:21,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:24,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:24,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:24,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:24,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:24,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:24,701 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:24,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-08 19:48:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:25,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:25,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:25,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:27,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:27,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:27,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:27,858 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:27,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:27,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:27,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:27,862 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:27,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-08 19:48:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:28,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:28,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:28,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:31,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-08 19:48:31,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:31,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:31,350 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:31,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:31,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:31,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:31,351 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:31,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-08 19:48:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:31,718 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:31,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:31,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:35,029 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:35,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-08 19:48:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:35,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:35,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:35,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:35,054 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:35,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-08 19:48:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:35,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:35,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:35,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:38,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:38,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:38,292 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:38,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:38,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:38,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:38,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:38,293 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:38,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-08 19:48:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:38,653 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:38,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:38,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:41,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:41,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:41,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:41,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:41,674 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:41,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-08 19:48:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:42,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:42,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:42,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:45,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-08 19:48:45,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:45,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:45,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:45,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:45,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:45,229 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:45,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-08 19:48:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:45,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:45,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:45,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:48,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:48,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:48,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:48,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:48,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:48,435 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:48,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-08 19:48:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:48,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:48,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:48,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:51,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:51,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:51,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:51,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:51,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:51,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:51,577 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:51,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-08 19:48:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:51,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:52,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:52,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:55,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:55,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:55,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:55,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:55,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:55,196 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-08 19:48:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:55,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:55,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:48:55,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:48:58,719 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:48:58,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-08 19:48:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:58,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:48:58,735 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:48:58,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:48:58,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:58,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:58,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:58,736 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:58,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-08 19:48:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:59,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:48:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:59,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:48:59,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:01,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:01,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:01,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:01,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:01,909 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:01,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-08 19:49:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:02,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:02,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:02,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:05,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-08 19:49:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:05,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:05,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:05,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:05,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:05,148 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:05,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-08 19:49:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:05,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:05,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:05,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:08,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-08 19:49:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:08,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:08,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:08,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:08,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:08,684 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:08,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-08 19:49:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:09,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:09,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:09,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:11,843 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:11,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:11,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:11,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:11,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:11,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:11,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:11,862 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:11,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-08 19:49:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:12,264 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:12,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:12,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:15,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:15,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:15,121 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:15,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:15,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:15,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:15,122 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:15,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-08 19:49:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:15,492 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:15,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:15,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:18,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:18,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:18,229 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:18,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:18,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:18,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:18,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:18,231 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:18,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-08 19:49:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:18,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:18,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:18,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:21,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:21,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:21,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:21,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:21,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:21,690 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:21,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-08 19:49:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:22,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:22,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:22,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:24,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:24,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:24,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:24,977 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:24,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:24,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:24,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:24,978 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:24,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-08 19:49:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:25,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:25,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:25,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:28,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:28,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:28,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:28,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:28,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:28,090 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:28,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-08 19:49:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:28,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:28,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:28,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:31,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:31,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:31,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:31,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:31,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:31,586 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:31,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-08 19:49:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:31,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:31,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:31,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:35,106 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:35,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:35,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:35,124 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:35,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:35,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:35,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:35,125 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:35,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-08 19:49:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:35,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:35,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:35,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:38,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:38,299 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:38,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:38,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:38,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:38,302 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:38,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-08 19:49:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:38,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:38,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:38,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:41,413 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:41,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:41,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:41,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:41,429 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:41,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:41,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:41,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:41,430 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:41,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-08 19:49:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:41,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:41,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:41,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:44,736 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:44,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:44,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:44,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:44,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:44,751 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:44,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-08 19:49:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:45,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:45,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:45,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:48,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-08 19:49:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:48,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:48,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:48,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:48,157 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:48,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-08 19:49:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:48,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:48,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:49:48,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:51,556 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:51,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-08 19:49:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:51,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:51,571 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:51,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:51,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:51,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:51,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:51,572 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:51,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-08 19:49:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:51,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:51,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:51,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:54,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:54,841 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:54,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:54,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:54,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:54,842 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:54,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-08 19:49:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:55,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:55,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:55,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:49:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:49:57,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-11-08 19:49:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:57,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:49:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:49:57,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:49:57,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:57,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:49:57,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:49:57,990 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:49:57,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-08 19:49:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:58,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:49:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:49:58,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:49:58,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:01,131 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:01,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-08 19:50:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:01,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:01,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:01,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:01,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:01,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:01,148 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:01,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-08 19:50:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:01,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:01,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:01,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:04,758 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:04,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-08 19:50:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:04,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:04,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:04,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:04,774 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:04,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-08 19:50:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:05,140 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:05,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:05,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:07,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:07,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:07,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:07,865 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:07,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-08 19:50:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:08,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:08,271 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:08,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:10,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:11,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:11,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:11,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:11,011 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:11,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-08 19:50:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:11,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:11,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:11,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:14,116 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:14,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:14,149 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:14,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:14,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:14,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:14,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:14,150 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:14,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-08 19:50:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:14,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:14,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:14,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:17,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:17,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:17,668 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:17,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:17,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:17,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:17,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:17,670 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:17,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-08 19:50:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:18,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:18,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:18,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:20,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:20,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:20,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:20,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:20,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:20,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:20,818 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:20,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-08 19:50:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:21,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:21,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:21,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:24,000 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:24,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-08 19:50:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:24,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:24,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:24,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:24,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:24,031 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:24,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-08 19:50:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:24,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:24,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:24,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:27,473 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:27,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:27,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:27,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:27,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:27,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:27,493 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:27,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-08 19:50:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:27,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:27,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:27,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:30,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-08 19:50:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:31,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:31,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:31,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:31,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:31,008 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:31,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-08 19:50:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:31,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:31,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:31,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:34,487 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:34,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-08 19:50:34,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:34,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:34,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:34,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:34,507 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:34,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-08 19:50:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:34,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:34,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:34,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:37,985 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:37,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:38,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:38,000 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:38,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:38,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:38,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:38,004 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:38,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-08 19:50:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:38,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:38,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:38,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:41,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:41,438 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:41,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:41,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:41,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:41,440 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:41,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-08 19:50:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:41,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:41,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:41,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:44,705 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:44,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-08 19:50:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:44,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:44,723 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:44,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:44,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:44,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:44,724 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:44,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-08 19:50:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:45,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:45,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:45,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:47,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:47,936 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:47,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:47,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:47,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:47,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:47,939 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:47,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-08 19:50:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:48,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:48,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:48,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:51,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:51,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:51,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:51,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:51,035 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:51,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-08 19:50:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:51,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:51,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:50:51,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:54,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-08 19:50:54,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:54,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:54,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:54,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:54,247 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:54,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-08 19:50:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:54,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:54,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:54,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:50:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:50:57,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Forceful destruction successful, exit code 0 [2024-11-08 19:50:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:50:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:50:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:50:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:50:57,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:50:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:50:57,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:50:57,668 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:50:57,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-08 19:50:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:58,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:50:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:58,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:50:58,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:01,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:01,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:01,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:01,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:01,115 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:01,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-08 19:51:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:01,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:01,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:01,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:04,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:04,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:04,430 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:04,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:04,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:04,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:04,431 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-08 19:51:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:04,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:04,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:04,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:07,827 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:07,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-08 19:51:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:07,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:07,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:07,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:07,844 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:07,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-08 19:51:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:08,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:08,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:08,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:11,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:11,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:11,296 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:11,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:11,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:11,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:11,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:11,297 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:11,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-08 19:51:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:11,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:11,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:11,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:14,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:14,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:14,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:14,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:14,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:14,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:14,611 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:14,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-08 19:51:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:14,976 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:15,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:15,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:18,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:18,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:18,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:18,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:18,025 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:18,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-08 19:51:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:18,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:18,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:18,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:21,130 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:21,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-08 19:51:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:21,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:21,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:21,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:21,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:21,159 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:21,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-08 19:51:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:21,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:21,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:21,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:24,693 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:24,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:24,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:24,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:24,708 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:24,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:24,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:24,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:24,709 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:24,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-08 19:51:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:25,072 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:25,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:25,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:27,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-08 19:51:27,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:27,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:27,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:27,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:27,839 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:27,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-08 19:51:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:28,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:28,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:28,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:30,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:30,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:30,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:30,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:30,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:30,971 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:30,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-08 19:51:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:31,339 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:31,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:31,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:34,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:34,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:34,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:34,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:34,327 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:34,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-08 19:51:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:34,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:34,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:34,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:37,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-11-08 19:51:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:37,750 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:37,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:37,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:37,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:37,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:37,753 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:37,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-08 19:51:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:38,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:38,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:38,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:41,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:41,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:41,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:41,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:41,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:41,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:41,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:41,185 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:41,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-08 19:51:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:41,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:41,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:41,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:44,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-08 19:51:44,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:44,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:44,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:44,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:44,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:44,398 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:44,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-08 19:51:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:44,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:44,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:44,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:47,838 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:47,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-08 19:51:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:47,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:47,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:47,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:47,861 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:47,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-08 19:51:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:48,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:48,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:48,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:51,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:51,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:51,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:51,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:51,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:51,320 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:51,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-08 19:51:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:51,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:51,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:51:51,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:54,927 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:54,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:54,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:54,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:54,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:54,944 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:54,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-08 19:51:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:55,311 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:55,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:55,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:51:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:51:58,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Forceful destruction successful, exit code 0 [2024-11-08 19:51:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:58,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:51:58,044 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:51:58,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:51:58,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:58,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:51:58,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:51:58,045 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:51:58,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-08 19:51:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:58,411 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:51:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:51:58,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:51:58,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:01,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-08 19:52:01,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:01,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:01,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:01,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:01,141 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:01,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-08 19:52:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:01,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:01,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:01,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:04,632 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:04,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-08 19:52:04,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:04,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:04,653 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:04,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:04,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:04,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:04,654 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:04,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-08 19:52:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:05,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:05,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:05,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:07,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:07,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:07,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:07,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:07,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:07,755 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:07,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-08 19:52:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:08,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:08,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:08,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:10,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:10,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:10,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:10,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:10,853 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:10,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-08 19:52:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:11,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:11,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:11,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:14,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:14,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:14,022 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:14,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:14,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:14,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:14,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:14,024 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:14,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-08 19:52:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:14,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:14,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:14,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:17,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:17,109 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:17,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:17,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:17,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:17,110 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:17,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-08 19:52:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:17,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:17,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:17,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:20,628 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:20,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-08 19:52:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:20,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:20,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:20,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:20,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:20,644 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:20,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-08 19:52:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:21,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:21,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:21,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:23,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:23,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:23,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:23,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:23,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:23,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:23,853 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:23,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-08 19:52:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:24,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:24,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:24,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:27,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-08 19:52:27,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:27,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:27,276 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:27,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:27,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:27,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:27,278 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:27,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-08 19:52:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:27,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:27,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:27,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:30,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-08 19:52:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:30,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:30,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:30,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:30,416 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:30,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-08 19:52:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:30,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:30,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:30,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:33,927 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:33,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-08 19:52:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:33,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:33,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:33,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:33,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:33,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:33,943 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:33,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-08 19:52:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:34,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:34,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:34,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:37,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-08 19:52:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:37,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:37,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:37,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:37,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:37,399 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:37,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-08 19:52:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:37,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:37,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:37,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:40,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-08 19:52:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:40,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:40,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:40,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:40,610 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:40,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-08 19:52:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:40,976 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:41,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:41,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:44,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-08 19:52:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:44,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:44,236 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:44,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:44,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:44,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:44,238 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:44,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-08 19:52:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:44,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:44,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:52:44,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:47,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:47,665 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:47,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:47,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:47,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:47,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:47,667 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:47,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-08 19:52:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:48,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:48,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:48,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:48,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:50,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:50,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:50,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:50,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:50,783 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:50,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-08 19:52:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:51,149 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:51,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:51,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:53,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-08 19:52:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:53,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:53,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:53,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:53,960 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:53,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-08 19:52:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:54,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:54,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:54,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:52:57,043 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:52:57,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Forceful destruction successful, exit code 0 [2024-11-08 19:52:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:52:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:52:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:52:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:52:57,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:52:57,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:52:57,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:52:57,061 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:52:57,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-08 19:52:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:57,425 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:52:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:57,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:52:57,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:00,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-08 19:53:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:00,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:00,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:00,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:00,164 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:00,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-08 19:53:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:00,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:00,558 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:00,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:03,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:03,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:03,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:03,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:03,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:03,754 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:03,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-08 19:53:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:04,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:04,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:04,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:07,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-08 19:53:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:07,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:07,194 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:07,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:07,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:07,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:07,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:07,199 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:07,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-08 19:53:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:07,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:07,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:07,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:10,766 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:10,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-08 19:53:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:10,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:10,783 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:10,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:10,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:10,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:10,785 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:10,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-08 19:53:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:11,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:11,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:11,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:13,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-11-08 19:53:13,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:13,998 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:13,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:13,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:13,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:13,999 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:14,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-08 19:53:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:14,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:14,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:14,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:17,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:17,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:17,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:17,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:17,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:17,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:17,102 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:17,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-08 19:53:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:17,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:17,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:17,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:20,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:20,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:20,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:20,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:20,530 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:20,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-08 19:53:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:20,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:20,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:20,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:23,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:23,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:23,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:23,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:23,744 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:23,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-08 19:53:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:24,109 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:24,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:24,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:26,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:26,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:26,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:26,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:26,836 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:26,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-08 19:53:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:27,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:27,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:27,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:29,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:29,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:29,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:29,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:29,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:29,976 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:29,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-08 19:53:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:30,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:30,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:30,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 19:53:30,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:33,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:33,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:33,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:33,636 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:33,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:33,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:33,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:33,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:33,639 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:33,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-08 19:53:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:34,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:34,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:34,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:36,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-08 19:53:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:36,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:36,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:36,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:36,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:36,760 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:36,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-08 19:53:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:37,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:37,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:37,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:39,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-11-08 19:53:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:39,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:39,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:39,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:39,889 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:39,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-08 19:53:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:40,255 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:40,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:40,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:40,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:43,161 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:43,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-08 19:53:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:43,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:43,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:43,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:43,179 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:43,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-08 19:53:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:43,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:43,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:43,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:53:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 53 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 19:53:46,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Forceful destruction successful, exit code 0 [2024-11-08 19:53:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:53:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 61 states and 129 transitions. [2024-11-08 19:53:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-11-08 19:53:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:53:46,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:53:46,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:53:46,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:53:46,345 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:53:46,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34493c31-94e0-4623-a063-6fcfd106d498/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-08 19:53:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:46,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:53:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:53:46,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 19:53:46,746 INFO L278 TraceCheckSpWp]: Computing forward predicates...